Safco Products 5330GR Molded Utility Cart, 2 Shelf, Gray Mobile storage cart Handle has built-in compartments for storage Sliding side rails on shelves easily convert cart from box top to flat top Shelves measure 28"W x 22"D, rated up to 400 lbs. (200 lbs. per shelf) Molded of impact resistant high-density polyethylene, mobile cart on 4" industrial rubber wheels