Rubber Material: Crafted from rubber, these Kids Bike Tires offer good self sealing properties, making them sturdy and resistant to wear. They are easy to install and maintain their shape well due to their elasticity Design: The Kids Bike Replacement Tire surface features deepened patterns that significantly improve grip, ensuring stable rides even on wet roads. This anti slip design enhances stable for your child during rainy conditions Wider Shock Absorption for Comfort: The widened tire structure enhances shock absorption, allowing for a smoother ride over uneven surfaces. This feature ensures more comfortable and secure riding experience for children Efficient Water Drainage and Turning: Equipped with large drainage grooves, the Bicycle Tire provide good water expulsion capabilities and strong cornering control, enhancing stability during rides Easy Installation: The Bike Outer Tyre is designed for straightforward installation and replacement, saving time and effort while increasing efficiency in tire maintenance Specification:Diameter30cm/11.81inch Package Includes: 1 Bike Outer Tire Note: Please allow slightly errors due to manual measurement and different monitors.