Description: - 【Versatile Usage】: These thickened kids bike training wheels are designed to roll smoothly on various surface, including uneven or bumpy terrains, They are compatible with a wide range of scooters and bikes, such as 2 wheel mini push scooters, 3 wheel scooters, children's walkers, and micro scooters - 【Compatibility】: The kids bike training wheels are suitable for children's bicycles of 14", 16" and 20", providing the necessary stability for your child's bike - 【Confidence Building】: Ideal for kids learning to ride and building confidence, these wheels provide the necessary balance and support to help them ride smoothly and safely while gradually mastering their skills - 【Quality Material】: Made from polyurethane material, ensuring a sturdy structure that can endure regular use while maintaining its functionality over time - 【Complete Package】: The set includes two flashing wheels with a diameter of 11.5cm and a complete set of screws for easy installation Specification: - Material: Polyurethane - Size Chart: Wheel Diameter 11.5cm/4.53inch Package Includes: 1 Pair of Kids Bicycle Training Wheels 1 Screws Set Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-3mm differences due to manual measurement.