Material: PVC ( more elastic than nylon, more convenient to install)

Size:12",14",16",20",22",24",26",27.5",29",700C

Width:18mm

Function: use between the steel ring and the inner tube to prevent the banners puncture the inner tube, Could increase the tire pressure, lower the tire resistance, effectively prevent puncture.

Features:
Made of good flexibility PVC, environmental and non-toxic
The gas nozzle part used advanced hot welding process, not easy to fall off
Could easily prevent 95% of riding puncture

Packing Include:

2PCS X Bike Tire Tape