... wheels 1.CE certificate 2.Adjustable to fit any shoes 3.Material:High quality PP 4.Small order acce flashing ... Frame material : PP plastic,chrome-plate steel2. Wheel material : PU,High-elastic,Anti-friction3. Wheel flashes with multicolour lights -no motor or ... : PP plastic,chrome-plate steel 2. Wheel material : PU,High-elastic,Anti-friction 3. Wheel flashes with multicolour lights -no motor or ...