Molded of impact resistant high-density polyethylene, preventing scratches, dents or chips. Large 400 lb. capacity (200 lbs. per shelf). Unique sliding side rails on shelves easily convert the cart from a box top shelf to a flat top allowing easy removal of heavy items. Shelves measure 28"W x 22"D. The molded handle has built-in compartments to store writing instruments, tape guns, scanners, clipboards, etc. as well as a dedicated holder for coffee mugs. Quiet operation and easy maneuverability on 4" industrial rubber casters. Light Gray texture finish is easy to clean. Assembly required.