1. Material: PVC
2. Purpose: pad between the wheel set and the tire to protect the inner tube
3. Features: non-slip mesh, meticulous cutting, neat edges, effectively preventing glass, spikes, nails, etc. from piercing, protecting the inner tube, hot stamping process, firm and not easy to fall off
4. Specifications: 26/27.5/29 inch, 700C
5. Width: about 18mm
6. Thickness: about 0.5mm
7. Weight: about 23g/piece
