High density polyethylene structural foam molded plastic shelves. Legs that won"t stain, scratch, dent or rust. Retaining lip around the back and sides of flat shelves. Push handle molded into the top shelf. Four heavy duty 4 in. casters, two with brake. Shelves reinforced with two aluminum bars. Clearance between shelves: 16 in.. Made from polyethylene, plastic and aluminum. Minimal assembly required. Made in USA. 24 in. L x 18 in. W x 41 in. H. Warranty