Description: Standard high quality butyl rubber, good air sealing Good high temperature resistance and slow down aging Durable material, wear resistance, long life Not easy to break and deformated Each inflatable mouth has a cap to keep air Specification: Material: high quality butyl rubber Fits tire sizes 700x18/23C Circumference?205.5cm/80.9inch Valve Length: Standard Valve Type: Presta Valve (France mouth) Fits for: road biking, racing and rims drilled for presta valve Package Includes: 1x Bike Inner Tube Note: Please allow 1-2cm slightly size difference due to manual measurement. Thanks!
