This skate from Roller Derby with light-up sole. The bottom of the boot lights up with integrated LED lights that blink in different colors. The lights are rechargeable. Boots: Synthetic boots with Velcro power-straps and Light-Up soles. Chassis: Nylon plates with fixed toe stops. Wheels: 63x 35mm wheels with mag hubs. Bearings: ABEC-3. Sizes: Men's black 3-12; ladies white 3-10.