Higher quality thickness can be more better protection The inner tires are double thick, more durable. And the valves are better and can retain more pressure. for Electric Skateboard. colour:black Material:rubber size:21*21*5cm Package Contents: 2* Inner Tube Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
Fruugo United Kingdom