- Ultra-Lightweight and Durable: Made from high-quality material, this bicycle tube combines an ultralight design with robust construction for lasting performance. Enjoy superior sealing, resistance to aging, shock absorption, and excellent electrical insulation. - Enhanced Performance: The thickened version of this inner tube boasts an extended lifespan. Weighing only 42g for road types and 65g for others, it significantly reduces weight on your tires. Experience quicker acceleration, improved handling, and better climbing speed. - Reliable Stability: Designed to withstand extreme temperatures, this tube maintains consistent tire pressure, enhancing your safety during downhill rides. Its dependable design ensures solid and secure performance, allowing you to ride confidently. - Compatibility: Specifically crafted for 700C racing bicycles with tire sizes ranging from 18C to 40C. It fits various sizes including 35C, 36C, 37C, 38C, and 40C. Suitable for both rim and disc brake setups, making it a versatile choice for diverse cycling needs. - Use Scenarios: Ideal for competitive cyclists seeking lightweight components for faster races. Perfect for recreational riders looking to enhance their biking experience with reliable stability and performance. A great option for those who regularly navigate varied terrains, ensuring safety and reliability on every ride.