NAMSHEVA 4pcs Adults Kids 90A 60mm 62mm Flash Wheel Roller Wheels Parts 80mm 76mm 72mm Outdoor Inline Skates

Quantity: 4pcs. Suit for: For free skate slalom sliding roller skating shoes. Color: White/Green/Blue/Red/Pink/Colorful light. Brand new with high quality. Material: PU. Quantity: 4pcs. Suit for: For free skate slalom sliding roller skating shoes. Color: White/Green/Blue/Red/Pink/Colorful light. Material: PU. Brand new with high quality. Size: 80mm/76mm/72mm/70mm/68mm/64mm/60mm/62mm. Specification: 1. Number of coils: 800 turns. 2. Coil material: pure copper. 3. Material of lamp beads: LED lamp beads. 4. Core material: high ic iron. 5. Material of inner buckle: PP plus fiber. 6. Main material: PU. Features: This 90A hardness LED Flash wheel is made of good quality PU, it is very suitable for daily Slalom and Sliding Skating, it is durable and High Elasticity, There are some copper coils inside the wheels, and we use a ic rings instead of the spacers, the ic rings and copper coils will generate electricity when the wheels rolling. then the wheels light, make you more Cool in night skate