Our scooter board made from resist transformation, abrasion and strikes plastic material. The scooter board both sides has safety handles, keep fingers away from the rolling wheels while children play. Swivel casters with double bearing for better rolling, and the PU plastic wheels won't damage floors and noise reduction The dimensions are 16.75" L(Including handles) x 11.6" W x 3.5" H. Perfect for the gym class, blacktop, basement or any hard floor surface