Light up Roller Skate Wheels, 4 Pcs Blue Luminous with Bearings – Outdoor&Indoor for Double Row Skating and Skateboard 32mm x 58mm

Luminous Light Up Quad Roller Skate Wheels (Blue)(4-Pack) The lights come on automatically when the wheels are spinning. Looks great and can help with safety when skating outdoors. No batteries needed, these are powered by centrifugal force. The faster you go the brighter they get! Product Specification Material:Polyurethane polymer synthetic material Size:32mm x 58mm (Free additional 2 pack 608 Bearing and 1 core for Roller Skate Wheels) Hardness:82A Quantity:4 Wheels Whether to shine:YES Glow color:Blue