Length: 7.2ft / Roll
Width: Red (1.06 inch); Yellow(1.18 inch); Green(1.34 inch); Orange(1.5 inch)
Weight：Red (60 g / Roll); Yellow(65 g / Roll); Green(75 g / Roll); Orange(100 g / Roll)
How to install:
1. Expand the tire liner around tire, leave 2 cm spaces and cut off the excess.
2. Remove the tire, let the tube down, and put the liner between tire and tube.
3. Blow up the tire properly, make the liner can be clamped by tube and tire, and adjust the place of the liner.
4. Install the tire, and blow up the tire fully.