DescriptionThis is a pack of bike training wheels products. They are made of high strength material, UV resistant to avoid fading of the product. The supporting wheels are sturdy and adjustable, providing the necessary safety and stability. It can give your child the best start with two-wheel balance and confidence.Feature- Color: Black. - Material: Steel. - Size: About 11 x 11 x 1.5cm. - Made of environmentally friendly high strength material, UV resistant to avoid fading of the product. - The auxiliary wheel can illuminate when the car is riding. - Suitable for most bikes. - The supporting wheels are sturdy and adjustable, providing the necessary safety and stability. - The supporting wheels can give your child the best start with two-wheel balance and confidence. Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!