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. The replacement tire surface features deepened patterns that significantly improve grip, ensuring stable rides even on wet roads. This anti-slip design enhances stability for your child during rainy conditions. The widened tire structure enhances shock absorption, allowing for a smoother ride over uneven surfaces. This feature ensures a more comfortable and secure riding experience for children. Equipped with large drainage grooves, the bicycle tire provides good water expulsion capabilities and strong cornering control, enhancing stability during rides. The bike outer tire is designed for straightforward installation and replacement, saving time and effort while increasing efficiency in tire maintenance. Specification: Diameter 30 cm / 11.81 inch Package Includes: 1 bike outer tire Note: Please allow slight errors due to manual measurement and different monitors.