Deep drawn bookbox for increased storage. MODEL SHAPE HEIGHT DESK 9C00 22''-29'' Adj 18'' x 24'' 9C50 Full Chrome Legs 22''-29'' Adj 18'' x 24'' 9C06 22''-29'' Adj 20'' x 26''OPTIONSPermaTuff EdgePlywood Core Work SurfaceSolid Plastic Work SurfaceNon-Skid GlidesQ-Ball GlidesBlack Edge