Strong Safe Effect When a child falls, the bike stem protector shields the chest from impact with the hard handle, enhancing safety similar to riding a scooter. Durable Material Made from elastic silicone with intelligent molecules. It stays in shape and resists deformation, offering protection that outperforms ordinary protective covers. Adjustable and Versatile Adjustable with hookandloop fasteners. It can be easily adjusted to fit different sizes, making it suitable for various balance bikes and other vehicles with stems. Easy to Clean Clean by wiping gently with a damp towel or paper towel. Do not use corrosive or abrasive cleaners. Key Features Material: elastic silicone Compatibility: suitable for different balance bikes and other stemequipped vehicles (including scooters and similar devices) Fit: adjustable via hookandloop design Maintenance: wipeclean surface; avoid corrosive or abrasive cleaners Use Scenarios Home practice with a child learning to ride a balance bike: provides chest protection during falls, giving parents peace of mind. Family with multiple bikes or stemequipped vehicles: one protector can fit different models, reducing the need for extra accessories. Park or school setting where kids switch between balance bikes and small vehicles with stems: quick resizing ensures a secure fit across devices.