A reliable replacement for 18" kids bikes. Crafted from premium standard weight rubber, these inner tubes guarantee a smooth and uninterrupted ride. With a thickness of 0.9mm and a 35mm valve, they provide optimal durability and compatibility with a wide range of tires measuring between 1.75" to 2.1" in width.

Count on Giant's expertise to deliver a high-quality, long-lasting solution, allowing you to keep pedaling with confidence.

Features:

• thickness of 0.9mm
• 35mm Schrader valve