[Size] The skateboard wheel is made of PU material. it is mounted on the wheel. [Application] 83mm wheels are suitable for beginners to use when playing shortboards at low tide or cruising. It can use all grounds, ramps, sidewalks, smooth concrete or asphalt. [Strict quality] Hard PU material is perfect durable, stable and quiet material. It can slide quickly and smoothly, and also has gripping edges that help downhill. [Big hub for special tricks] Premium wheels with high-quality bearings can help you perform street tricks well. Most freestyle skaters are also favored for their light weight. As a gift to family or friends. Colour: Black / Red / Orange Material: PU Size: 83 x 52mm<br><br>Package Contents: 4 x Skateboard wheel Only the above package content, other products are not included. Note: Light shooting 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.