Features: Experience enhances cycling performances with our Vacuum Bicycles Tire Liners, designs to provide superior puncture protections and durability for a smooth ridings. Make from quality NOPP special rubber, these tire liners is light weight yet strong, ensuring long timing resiliences against sharply objects and rough terrains. Great for cyclists and biking enthusiasts who demand practical tire protections during their ride, whether commuting or road adventure. Perfect for use in various cycling environment, including city street, mountain trail, and rough road, offering safety for journey. Upgrading your cycling gear with this essential accessory that combines innovation and practicality, ensuring your tires remain intact and your ride continuing. Specifications: Materials: NOPP Special Adhesive Color: As The Picture Shows Width: 16MM/18MM/21MM/23MM/25MM/27MM/29MM/31MM/33MM/35MM (Optional) Size: approx.29MM/1.14in (More Size Detail, Please See Picture.) Package Includes: 2 Roll Bicycles Tire Liners note: Please allow 1-2cm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!