【Premium Material】Made of Polyurethane, Durable to use, Performance well
【Moderate Hardness & Illuminating 】 83A Durometer, Comfortab to Ride,Require no battery, Powered by magnetic core, Flashing when riding cool at the dark, Explore more fun for kids.
【Widely Application】Package Included 4 Pieces(2*Front and 2*Rear), For 3-Wheeled Kid Push Scooter
【Specification】Front: Diameter about 120mm(4.7in), Hub thickness: 24mm(0.94in), Thickened PU: 28mm(1.1in); Rear: Diameter about 80mm(3.2in), Standard thickness: 24mm(0.94in)
【Eazy to Install】 Pre-installed 608RS bearings and Spacers, Enjoy a smooth ride