Features 1、Easy to disassemble and install, put between the inner and outer tires. 2、Anti‑puncture ability, can effectively prevent gravel and glass from piercing the inner tube during riding. 3、It can effectively protect the safety of tires, avoid injury, and protect the safety of riders during riding. 4、Strong adhesion, average is not easy to move on, not easy to loose, convenient and practical. Suitable for 24/26/27.5/29 inch tires bicycle mountain. 5、Light weight, it will not increase the load in the riding, whether it is a race or a long journey, it will make you more relaxed. Item Type: Tire Liner Material: PVC Color: As Pictures Shown Size: L size Product Width: Approx. 40mm/1.6in, Thickness: Approx. 0.5mm Weight: Approx. 101g/3.6oz Suitable for 24/26/27.5/29 inch tires bicycle mountain use: Installed between the outer tube and inner tube to protect the inner tube and prevent the inner tube from being pierced by gravel, glass and other sharp objects during riding. Package List 2 x Tire Liner