Molded of impact resistant high-density polyethylene, preventing scratches, dents or chips. Double-sided slant shelves measures 9-3/4"D on each side and offer generous space for transporting and organizing books. There is a 19-3/4" clearance between the shelves to handle large volumes. Large 400 lb. capacity (200 lbs. per shelf). 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.