[Rubber Material] Crafted from rubber, these kids’ bike tires offer good self-sealing properties, making them durable and resistant to wear. They are easy to install and maintain their shape well due to their elasticity. [Design] The tire surface features deep tread patterns that improve grip, ensuring stable rides even on wet roads. This anti-slip design enhances stability for your child in 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 a more comfortable and secure riding experience for children. [Efficient Water Drainage and Turning] Equipped with large drainage grooves, the bicycle tire provides effective water expulsion and strong cornering control, enhancing stability during rides. [Easy Installation] The outer tire is designed for straightforward installation and replacement, saving time and effort while improving efficiency in tire maintenance. Specification: Diameter 30 cm (11.81 inches) Package Includes: 1 outer tire Note: Slight measurement variations may occur due to manual measurement. Color and dimensions may vary slightly due to monitor settings and lighting conditions.