Selecting a suitable Small Rider Mower presents distinct challenges for property owners managing compact yards or restricted storage areas. Oversized equipment often leads to inefficient fuel use, difficult turning in tight spaces, and accelerated wear from improper fit, while insufficient protection exposes machinery to rain, UV rays, and debris that degrade components over seasons. Many shoppers also weigh introductory toy versions against durable covers or electric mini-rider accessories when introducing younger users or safeguarding investments. Evaluating the 9 leading options available requires focusing on precise measurements, material grades, and intended application to match real property constraints without excess bulk or underperformance.
When selecting a small rider mower in July 2026, prioritize deck compatibility up to 54 inches, fabric density such as 420D or 600D oxford cloth with polyurethane coatings for waterproofing, motor or battery specifications for electric ride-on variants, and securing systems like elastic hems plus buckles to resist wind. These factors determine longevity, ease of use, and value across the full $24.29 – $321.54 spectrum. Buyers seeking related maneuverability insights can review options for small zero turn lawn mowers that complement compact setups.
Pros
- High water-pressure resistance keeps the mower dry in extreme rain and snow
- Durable 420D tear-resistant fabric with PU coating for multi-year outdoor use
- Elastic hem and air vents secure the cover in strong winds while reducing moisture buildup
- Broad compatibility with popular riding mower brands for decks up to 54 inches
- Storage bag included for easy compact storage
Cons
- Sized only for decks up to 54 inches so it will not fit larger riding mowers
- Universal design may leave minor gaps or require tucking on unusually shaped models
- 2-3 year weathering claim can shorten under constant severe exposure without care
The Eventronic 54 inch Riding Lawn Mower Cover is a heavy-duty 420D polyester oxford tractor cover built for universal fit on riding lawn mowers with decks up to 54 inches. Measuring L72xW54xH46, it delivers an immediate impression of solid construction through double seam stitching and a snug elastic hem that works with brands such as Toro, Craftsman, Honda, Husqvarna, John Deere, Cub Cadet, and others.
Performance and key features center on full weather defense. The polyurethane coating withstands 2000PA water pressure equal to 8 inches of rain, blocking heavy rain, hail, sleet, snow, and ice while the inner PU layer shields against direct sunlight. Reinforced rear vents promote airflow to limit condensation, and the elastic hem keeps the cover locked in place even in 45 mph gusts. These specs combine to protect the mower and help extend its service life over 2-3 years of outdoor exposure.
Drawbacks and considerations include the fixed size limit to 54-inch decks, which excludes larger machines. Because it is a universal design, owners of uniquely contoured mowers may need to adjust or tuck the cover for a perfect seal. The fabric durability estimate of 2-3 years can vary with constant extreme weather if the cover is left on without occasional cleaning or storage.
Verdict: This cover suits homeowners and lawn-care users who want reliable, affordable all-weather protection for standard riding mowers up to 54 inches. Those with larger equipment or who need brand-specific custom fit should look elsewhere, but for most popular tractor models it offers strong everyday value and convenient storage.
Pros
- Authentic zero-turn functionality with dual handles for spinning and realistic tractor control
- Safety-focused design including seat belt for secure toddler and preschooler use
- Smooth outdoor performance on multiple surfaces thanks to durable traction tires
- Forward and reverse capability at child-friendly 3MPH speed for ages 3-7
- Convenient cup holder and realistic look that sparks hours of imaginative mowing play
Cons
- Maximum speed capped at 3MPH may feel limited for kids seeking faster thrills
- 77lbs weight capacity restricts use to smaller children within the 3-7 age range
- Primarily designed for outdoor lawn and flat surface play with no advanced electronics noted
The Kid Trax 12V Zero Turn Lawn Mower Tractor Toy is a dedicated kids electric ride-on vehicle built to deliver a realistic lawn mower experience. Its see-through translucent deck and durable construction create an immediate impression of authentic outdoor play, with sturdy tires and a bright yellow finish that appeals to young tractor fans ages 3-7.
Performance centers on the dual motor handle controls that let children zip, spin, and complete full 360-degree turns just like a real zero-turn mower. The 12V system powers a safe maximum of 3MPH in both forward and reverse, while traction tires ensure smooth travel across lawns, driveways, and sidewalks. A seat belt and cup holder add practical comfort for extended pretend mowing sessions that build coordination and imagination.
Key considerations include the 3MPH speed limit, which prioritizes safety but may not satisfy kids wanting more velocity, and the 77lbs maximum weight that keeps the toy suited only to the intended age group. Battery runtime and exact dimensions are not detailed in available specifications, so parents should plan for outdoor flat-surface use primarily.
Overall, this Kid Trax ride-on tractor is an excellent choice for children who love outdoor toys, lawn mowers, and electric cars. Families seeking a durable, imaginative gift that encourages active backyard play will find strong value in its realistic design and child-safe features.
Pros
- Realistic spinning blades and LED-lit translucent deck for immersive mowing fun
- Smooth 360° maneuverability through easy dual control sticks
- Stable safe design with anti-slip anti-tip wheels and seat belt
- Powerful dual 35W motors and rechargeable 12V battery for consistent performance
- Age-appropriate build for children 3-8 that promotes outdoor activity
Cons
- Top speed capped at 1.7 mph may feel too slow for older kids seeking more excitement
- No parental remote control listed so operation depends entirely on the child using dual sticks
- 4.5Ah battery capacity can limit continuous playtime before needing a recharge
The Costzon Ride on Lawn Mower is a 12V toddler electric car built as an outdoor ride-on toy that closely mimics a real riding mower. Its dark green body features a translucent deck with integrated LED lights and spinning blades for visual appeal. Immediate impressions focus on the dual control sticks, sturdy four-wheel base, and seat belt that prioritize safety for young users aged 3 to 8.
In performance testing based on specs the dual 35W motors and 12V/4.5Ah battery deliver reliable power with a safe maximum speed of 1.7 mph. Children press the foot pedal and use the dual sticks for independent left-right control enabling smooth 360° turns and circle spins. The wear-resistant anti-slip wheels handle various outdoor surfaces and climb slopes up to 15° while the anti-tipping design and seat belt add stability during active play sessions.
Drawbacks include the modest top speed which may disappoint slightly older kids within the 3-8 range who want faster thrills. The absence of any listed parental remote means full control rests with the child. Battery capacity at 4.5Ah supports solid but not unlimited play before recharging becomes necessary.
Overall the Costzon 12V Ride on Lawn Mower is best for parents seeking a creative outdoor toy that sparks imagination through realistic mowing simulation. It delivers the most value for boys and girls aged 3-6 who enjoy independent low-speed exploration and pretend lawn care in the backyard.
Pros
- Fully mechanical design eliminates battery needs for reliable ongoing use
- Multi-feature interactivity with beads, pull cord, key, throttle, and gas can
- Encourages physical pushing activity and imaginative gardening role play
- Suitable for indoor outdoor environments with toddler-focused construction
- Simple durable plastic elements promote accessible pretend play
Cons
- Relies solely on basic mechanical sounds without electronic variety or lights
- Plastic components may show wear under rough or extended toddler handling
- Limited feature set best suited only for younger ages rather than older kids
The Little Tikes Gas 'n Go Mower is a push-style kids toy crafted for toddlers aged 18 months and older. Built from plastic with a gardening theme, it delivers a straightforward design focused on simple interaction for indoor or outdoor use. The overall impression is of an accessible pretend play mower ready for young explorers.
Performance centers on its battery-free mechanical features. Pushing the mower causes beads to pop for sensory appeal, while the pull cord generates engine sounds. The clicking key, moveable throttle, and removable plastic gas can add layers of hands-on role play that support motor skill growth during real-world style scenarios.
Considerations include the purely mechanical nature of the sounds, which offer limited variety compared to electronic toys. The plastic build, while functional, may not endure intensive rough play over time, and the feature set remains basic without extra accessories or advanced elements.
This product provides solid value for parents looking to encourage active imaginative outdoor play in toddlers. It works best as an entry-level gardening gift for ages 18 months and up who enjoy push toys and pretend scenarios without needing power sources.
Pros
- Authentic OEM replacement guarantees precise fit and original equipment performance
- 56V LI and 350W specs match the power needs of CC30e Electric Mini Rider mowers
- IPX4 water resistance enhances durability during outdoor charging and storage
- Direct replacement for older 725-16485 part number simplifies upgrades
- Designed specifically for Cub Cadet electric mini rider compatibility
Cons
- Limited exclusively to CC30e Electric Mini Rider and select Cub Cadet tractors, reducing versatility for other brands
- No additional accessories or cables mentioned, requiring separate verification of complete kit contents
- Sparse specification details available beyond core voltage, wattage, and IPX4 rating
The Cub Cadet 725-16485A stands as a genuine OEM battery charger engineered specifically for the CC30e Electric Mini Rider mowers. As a direct replacement for the 725-16485 part, it delivers factory-level build quality focused on reliability and precise integration with Cub Cadet electric systems. Immediate impressions highlight its purpose-built design for tractor owners needing an authentic charging solution without aftermarket compromises.
In performance, the 56V lithium-ion support paired with 350W output ensures efficient charging that aligns with the power demands of Cub Cadet electric mini riders. The IPX4 rating adds practical water resistance for outdoor environments, while confirmed compatibility with Cub Cadet tractors and the CC30e model provides seamless real-world operation. These core specifications make it a dependable choice for maintaining battery readiness during lawn care tasks.
Potential drawbacks include its narrow focus on specific Cub Cadet models such as the CC30e, which may not suit users with broader equipment fleets. Limited publicly listed details on dimensions, included accessories, or extended battery metrics mean buyers should confirm full kit contents. These factors underscore the importance of verifying exact model match before purchase.
Overall, the Cub Cadet 725-16485A offers strong value for owners of the CC30e Electric Mini Rider or compatible Cub Cadet tractors seeking an OEM charger. Those prioritizing genuine parts, 56V LI 350W performance, and IPX4 durability will find it a practical and reliable upgrade for sustained electric mowing operations.
Pros
- Heavy-duty 420D polyester Oxford construction for superior long-term durability
- Effective waterproofing from polyurethane coating and seamless stitching
- Elastic hem provides secure wind-resistant attachment
- Comes with convenient storage bag for easy portability
- Universal dimensions fit a wide range of riding mowers and lawn tractors
Cons
- Optimal fit requires confirming your specific mower dimensions beforehand as coverage is limited to decks up to 54 inches
- Relies solely on elastic hem without additional straps or vents mentioned for enhanced security or airflow
- Primarily suited for outdoor storage protection rather than all-season climate control features
The Indeed BUY Riding Lawn Mower Cover is a heavy-duty protective solution built from upgraded thicker 420D Oxford cloth. With dimensions of 72 inches long by 54 inches wide by 46 inches high, it targets most riding lawn mowers and lawn tractors. The design emphasizes toughness and straightforward installation for outdoor storage needs.
Performance centers on its waterproof polyurethane coating and seamless stitching that block rain, snow, and moisture effectively. The elastic hem creates a firm hold against wind, while the full coverage guards against UV rays, dust, and dirt. An included bag makes it simple to store when the mower is in use, ensuring convenient real-world protection for garden tractor owners.
Considerations include the need to measure your mower carefully, since the universal sizing works best for decks up to 54 inches and may not suit every model perfectly. The cover depends on the elastic hem alone without extra securing options or ventilation details that could improve moisture management in certain climates.
This cover delivers strong value for homeowners looking to protect standard riding lawn mowers during storage. Users with compatible deck sizes will appreciate the durable materials, weather resistance, and warranty support for reliable long-term outdoor use.
Pros
- Fully waterproof and breathable construction prevents moisture buildup on seats and components
- Multi-point fastening system provides strong wind resistance without complex tools
- Compatible with most major riding mower and zero-turn brands up to 54-inch decks
- UV protection and durable fabric support multi-year outdoor use
- Includes convenient storage bag and allows solo setup in under a minute
Cons
- Fixed dimensions require accurate measuring of the mower before purchase to ensure proper fit
- Designed only for decks up to 54 inches so larger machines will not be fully covered
- Relies on elastic and straps which may need periodic readjustment in extreme conditions
The Himal Outdoors Riding Lawn Mower Cover is a purpose-built protective solution crafted from heavy-duty 420D Oxford cloth with a high-density PU coating. Measuring 72 inches long by 54 inches wide by 46 inches high, it immediately impresses with its robust yet flexible feel and full top-to-tire coverage intended for riding mowers and zero-turn tractors.
In real-world use the cover delivers reliable performance through its breathable waterproof design that stops rain from soaking the seat while avoiding condensation. The all-around elastic hem, dual quick-release buckles and heavy-duty Velcro straps create secure wind resistance, and the UV-treated fabric shields against sun fading, snow, resin, leaves and bird droppings for multi-year outdoor storage. Solo installation takes under 60 seconds and the included storage bag simplifies packing when not needed.
Potential drawbacks include the need to measure the mower carefully because the cover is sized specifically for decks up to 54 inches and will not accommodate larger models. Users should also expect to check the elastic and straps periodically in high-wind areas to maintain a snug fit.
Overall this cover is an excellent value choice for homeowners who own popular brands such as John Deere, Toro, Craftsman, Husqvarna, Cub Cadet or EGO and want dependable all-season protection without complicated setup. Anyone with a qualifying riding mower will appreciate the balance of durability, ease of use and weatherproof performance.
Pros
- Durable 600D polyester oxford construction with double-stitched seams for long-lasting strength
- Strong all-weather protection against water UV dust snow and debris
- Elastic cord and reinforced air vents ensure secure fit plus proper ventilation
- Lightweight flexible material enables fast easy installation and removal
- Storage bag included for convenient off-season packing
Cons
- Universal fit design may not contour perfectly to every unique mower shape or attachment
- Restricted to decks up to 54 inches so larger riding mowers are incompatible
- Relies solely on elastic cord without extra straps for maximum hold in extreme storms
The 2win2buy Heavy Duty 600D Riding Lawn Mower Cover is a waterproof outdoor cover crafted for ride-on lawn tractors. Built from tough polyester oxford with double-stitched seams, it delivers a solid first impression of durability and a universal design suited for decks up to 54 inches complete with an elastic cord and storage bag.
In real-world outdoor conditions this cover performs by blocking rain snow sun UV rays dust and bird droppings. Reinforced rear air vents keep air moving to stop ballooning and moisture issues while the elastic cord locks it tightly against wind. The lightweight breathable fabric remains soft even in cold weather so placement and removal take only seconds.
Drawbacks based on the specifications include the universal sizing which can leave gaps on mowers with unusual shapes or accessories. It only fits decks up to 54 inches excluding bigger machines, and the elastic cord alone may need extra securing methods in the harshest storms.
Overall the 2win2buy cover is a practical choice for homeowners who need reliable all-weather protection for standard riding lawn mowers. It offers the best value to users seeking durable easy-to-use storage that prioritizes weather resistance and convenience without complex features.
Pros
- Durable 600D oxford material with double stitching resists rips and abrasion effectively
- Double waterproof coating provides solid defense against rain and moisture in varied conditions
- Universal sizing fits major riding lawn mower brands without custom adjustments
- Bottom cord and included bag enhance security and convenient storage portability
Cons
- Fixed dimensions of 72L x 54W x 46H limit use to mowers up to 54 inches and may exclude larger models
- Relies solely on the tightening cord for wind hold which needs correct adjustment for full effectiveness
- No additional features like vents listed which could affect airflow if the mower is covered while damp
The Himal Outdoors Riding Lawn Mower Cover Pro is a heavy duty protective cover crafted from strong 600D oxford cloth with double stitching. Measuring 72 inches long by 54 inches wide by 46 inches high, it delivers a universal fit for popular riding lawn mowers from brands such as John Deere, Husqvarna, Toro, Cub Cadet, Troy Bilt and Craftsman. The build quality feels robust and purpose built for consistent outdoor exposure with an immediate sense of reliable shielding.
In performance the double waterproof coating inside protects the full mower surface from sunlight, rain, wind, dust, leaves, resin and birds for year round indoor or outdoor use. The tough bottom tightening cord secures the cover against wind while the included bag makes storage simple by allowing it to fit in the mower box. Installation is straightforward and provides complete coverage based on the stated specifications.
Key considerations include the size restriction to mowers up to 54 inches which requires owners to confirm dimensions beforehand as larger units will not fit properly. The cover also depends on correct cord adjustment for maximum wind resistance and lacks any listed ventilation that might help if moisture is present under the fabric.
This cover is best suited for owners of standard sized riding lawn mowers who need an affordable, durable and easy to handle solution for all weather protection. It delivers strong value through its material quality and practical features when the mower dimensions match the 72 by 54 by 46 inch range.
Small Rider Mower Buying Guide
Deck Size Compatibility and Universal Fit
Deck size forms the foundational criterion for any small rider mower purchase, particularly covers designed for decks up to 54 inches. Standard dimensions of 72 inches length by 54 inches width by 46 inches height accommodate most compact riding models from brands including John Deere, Toro, Craftsman, Husqvarna, Cub Cadet, and EGO. Accurate measurement of your existing equipment before selection prevents gaps that allow moisture intrusion or excess fabric that snags during storage. For electric mini-riders or toy variants, confirm seat and wheelbase proportions to ensure stability rather than forced adaptation.
Universal fit designs with elastic hems and adjustable straps further enhance versatility across slightly varying chassis. Models specifying compatibility lists reduce return rates and support multi-brand households. Cross-referencing with category resources such as Cub Cadet lawn mower reviews clarifies how specific deck configurations interact with protective layers or accessory chargers.
Material Durability and Weather Resistance
Material grade directly impacts multi-season protection for outdoor-stored small rider mower units. Heavy-duty 420D or 600D polyester oxford cloth with double-stitched seams and internal polyurethane coatings resists tearing while blocking 100 percent of water under pressure ratings up to 2000PA. Breathable PU layers minimize condensation that promotes rust, unlike non-porous PVC alternatives. UV inhibitors extend fabric life beyond three years against fading and cracking under continuous sun exposure.
All-season defense also counters snow accumulation, leaf buildup, bird droppings, and resin. Reinforced air vents prevent ballooning in gusts while allowing circulation. Buyers in variable climates should verify coating integrity and tear resistance metrics rather than relying on generic waterproof claims alone.
Power Source, Motors, and Battery Specifications for Electric Models
Electric small rider mower variants and ride-on toys require scrutiny of voltage, amp-hour ratings, and motor output to match playtime or light-duty runtime needs. Dual 35W motors paired with 12V/4.5Ah batteries deliver controlled top speeds around 1.7 to 3 MPH with forward-reverse capability, suitable for ages 3 to 8 under adult supervision. Higher-capacity chargers, such as 56V LI 350W IPX4 units, restore power to compatible mini-riders efficiently while meeting IPX4 water resistance for outdoor charging stations.
Battery longevity depends on duty cycle and storage conditions; rechargeable systems avoid gas maintenance but demand consistent charging protocols. Slope-climbing ability up to 15 degrees and traction tire compounds further influence real-yard utility for compact electric options.
Safety Features and Age Appropriateness
Safety remains non-negotiable for ride-on small rider mower toys and mini-riders. Seat belts, anti-tip wheels, wear-resistant anti-slip tires, and dual control sticks enabling 360-degree turns under foot-pedal power keep young operators secure. Weight limits around 77 lbs and speed caps prevent overexertion on uneven ground. For covers, secure fit via elastic cords, dual quick-release buckles, and Velcro straps eliminates fly-away risks during storms.
Age ranges of 18 months and older for push-style toys or 3 to 8 years for electric ride-ons guide appropriate selection. Parental dual-control options and LED lighting for visibility add layers of supervised engagement without compromising stability.
Installation Ease, Storage, and Securing Systems
One-person installation under 60 seconds distinguishes practical covers through lightweight yet robust construction and included storage bags that compress for mower-box placement. Elastic bottom hems combined with wind-stay features maintain position against 45 MPH gusts. Removable components on toy models, such as plastic gas cans or mechanical sound generators requiring no batteries, simplify cleanup and indoor-outdoor transitions.
Quick-release mechanisms and soft-feel fabrics that remain flexible in cold temperatures further reduce friction during seasonal covering cycles. These attributes free storage space while ensuring the unit stays protected year-round.
Price Positioning and Value Assessment
Value calculation within the $24.29 – $321.54 balances upfront cost against multi-year durability and feature density. Entry-level covers deliver core waterproofing and UV defense at the lower end, while electric ride-ons and specialized chargers occupy higher brackets justified by motors, batteries, and interactive elements. Cross-checking warranty periods, such as one-year limited coverage, against user ratings near 4.5 to 4.8 stars clarifies long-term cost of ownership. For broader market context, examine availability through lawn mowers at tractor supply comparisons.
| Product Brand | Material Grade | Dimensions | Primary Strength |
|---|---|---|---|
| Himal Outdoors | 420D Oxford with PU | 72″ x 54″ x 46″ | Triple wind protection and seat-dry technology |
| Eventronic | 420D Polyester Oxford | 72″ x 54″ x 46″ | 2000PA water pressure resistance and rear vents |
| 2win2buy | 600D Polyester Oxford | Universal to 54″ deck | Double-stitched seams and reinforced air vents |
Testing & Selection Methodology
Our evaluation of 9 small rider mower models centered on systematic comparison of raw technical specifications drawn directly from manufacturer data. Criteria encompassed fabric density and coating performance for weather barriers, motor wattage and battery amp-hour figures for powered units, dimensional accuracy for fit, and securing hardware robustness. User satisfaction metrics in the 4.5 to 4.8 range informed reliability scoring alongside brand track records from Himal Outdoors, Eventronic, Cub Cadet, and similar providers.
We weighted real-world utility indicators such as installation time, storage compactness, and multi-surface traction without claiming independent laboratory or field trials. Warranty structures, environmental resistance claims, and compatibility matrices received equal emphasis to surface models offering balanced performance across compact-yard scenarios. This data-dense process isolates standouts that deliver measurable protection or engagement within the established $24.29 – $321.54.
Best Picks & Final Verdict
After structured analysis of specifications and features across the full set, clear recommendations emerge for distinct buyer profiles seeking a Small Rider Mower. The selections emphasize documented durability, fit precision, and functional attributes rather than unverified claims.
Best Overall Small Rider Mower: Eventronic 54“ Riding Lawn Tractor Cover. Its upgraded 420D polyester oxford construction with polyurethane coating and double seam stitching withstands 2000PA water pressure while reinforced rear vents and elastic hems secure against 45 MPH winds. Universal dimensions of 72″ x 54″ x 46″ support major brands and include a practical storage bag, delivering comprehensive all-weather defense that extends equipment lifespan for typical small-yard owners.
Best Value / Budget Choice: Himal Outdoors Riding Lawn Mower Cover Pro. Constructed from strong 600D oxford cloth with double waterproof coating and tightening cord, this option provides full 72″ x 54″ x 46″ coverage at the accessible end of the spectrum. It effectively shields against sunlight, rain, dust, and debris for John Deere, Husqvarna, Toro, and Cub Cadet units while packing into a compact bag, maximizing protection-to-cost efficiency.
Best for Kids and Introductory Play: Kid Trax 12V Zero Turn Lawn Mower Tractor Toy. Dual-handle controls enable authentic 360-degree turns and speeds to 3 MPH with a 12V system supporting ages 3 to 7 up to 77 lbs. The translucent deck, seat belt, and traction tires create realistic outdoor engagement that mirrors adult equipment, making it ideal for supervised backyard activity. Additional category perspective appears in resources covering riding lawn mower availability near me and broader riding lawn mowers and tractors selections.
Frequently Asked Questions
What size cover works best for a small rider mower with a 54-inch deck?
Covers measuring 72 inches long by 54 inches wide by 46 inches high provide optimal full protection for decks up to 54 inches. Always measure your specific model first to confirm elastic-hem fit and avoid moisture gaps or excess material.
How do I choose between a cover and an electric ride-on small rider mower?
Select a heavy-duty cover when the priority is multi-year weather protection for an existing machine. Opt for an electric ride-on model when introducing children ages 3 to 8 to realistic outdoor play with controlled speeds and dual motors. Match the decision to whether equipment preservation or interactive engagement is primary.
What material thickness offers the strongest weather resistance?
600D or 420D polyester oxford cloth with polyurethane coating and double stitching delivers superior tear resistance and waterproofing. These grades block rain, UV, snow, and debris effectively for three or more seasons while remaining flexible in cold conditions.
Are small rider mower toys safe for toddlers?
Models designed for ages 18 months and older or 3 to 8 years incorporate seat belts, anti-tip wheels, and speed limits of 1.7 to 3 MPH for controlled use. Adult supervision remains essential, and surfaces should stay free of steep slopes exceeding 15 degrees. Related automated alternatives appear among robo mowers for hands-free yard care.
How long does a quality small rider mower cover typically last?
Premium 420D or 600D covers with UV protection and sealed seams maintain integrity for two to three years or longer under regular outdoor exposure. Proper storage in the included bag during active mowing seasons further extends service life against fading and abrasion.
