54mm wheels are suitable for skaters who like to do tricks movements, but also need to play on the street. It is also very suitable for beginners. ,good harness,strong abrasion resistance Application:Scooter, Vitality Board, Vitality Vehicle, Board, Children's Board,penny board Hardness: 95A Rebound rate: 85% Note: due to different batches, the color of the wheels may have chromatic aberrations size:54x32mm Material:PU colour:Random Color The color is random and cannot be specified Package Contents: 4 x Skateboard wheel 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.