... 3)high hardness 4)excellent quality &reasonable in price orbit wheel skates YH-W014application:skate ,roller skat,inline skate,scooterFeatures: 1 ... )Outer materialhigh-rebounded PU/PVC2)Corespecial high toughness plastic3)Wheel size64×24mm,70×24mm,72×24mm,76×24mm,80×24mm4 ... parts7.normal packing8.fast delivery time (YH-W014)2012 good sell skate wheel