Easily move objects with the Multi Purpose Dolly. The base has a non slip surface and is made of a durable polyethylene that will not chip or crack. 5 steel swivel casters ensure that the Multi Purpose Dolly rolls smoothly on all surfaces. Polyethylene base resists chipping and cracking. Holds up to 200 pounds. Steel ball bearing casters with rubber wheels. Multiple uses indoor outdoor. Weight of wheels is 5 pounds and height is 2.5 inches