- Enhanced Safety with Double Bearing and Larger Washer: Our training wheels feature optimized double ball bearings made from durable carbon steel, ensuring a quiet, smooth ride with extended runtime. The enlarged washer provides full coverage, preventing sudden bearing drops that could cause falls, ensuring a safe riding experience for your child. - Universal Fit for Various Bicycle Sizes: Tired of training wheels that only fit specific bikes? Our stabilizers come with five adjustable holes, making them compatible with bicycles sized 12, 14, 16, 18, and 20 inches. Their appealing round design adds a fun element to your child’s biking experience, providing a vibrant and enjoyable ride. - Superior Shock Absorption with Thickened Wheels: Crafted from high-quality PU material, our training wheels are designed for durability and quiet operation. The thicker 2.5 cm wheels (0.5 cm thicker than standard) effectively absorb shocks, making each ride smoother and more comfortable for your child, reducing effort during pedaling. Use Scenarios: 1. Learning to Ride: Perfect for young riders mastering balance on a bicycle, these training wheels provide the stability needed for confidence-building. 2. Transitioning Between Sizes: Ideal for growing children, the adjustable design accommodates various bicycle sizes, allowing for seamless transitions as your child progresses in their biking skills. 3. Everyday Use: Suitable for daily rides in the park or neighborhood, these training wheels enhance safety and comfort, ensuring a pleasant biking experience. Choose our training wheels for a reliable, safe, and enjoyable biking journey for your child.