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
