COM4SPORT Bicycle Tire Liner Orange Twin Pack;

Instructions
1.The bicycle tire liner is provided with a positive and negative side. The cross-section is convex toward the outer tire and toward the inner tire is flat.
2.Please pump a little air to the inner tire and withstand it when put the tire liners in it. .
3.The tire liner must be centered on the outer tire. Otherwise, it will not achieve anti-stabbing effect or even punctured within the tire.
4.Note: The cropped portion can not be sharpened.

Package included:
A Pair Bicycle Tire Liner