... -7,PP, 4. Small order accept 5. CE certificate flashing roller,roller skate1. Frame material : PP plastic,chrome-plate ... material : PU,High-elastic,Anti-friction 3. Wheel flashes with multicolour lights -no motor or batteries required 4. Bearing ... strap 6. Maxload: 60kgs flashing roller,roller skate1. eye-catching flashing effect while skating2. front or side flashing with 4 colors (red, yellow, blue ...