Slip resistant rubber feet. Aluminum angle feet with thick rubber tread on all four legs to provide sure footing. Nonconductive structural molded top with recessed tray. Large parts tray recessed 1/4 in deep with tool slots. Heavy-duty side rails are full channel extrusions on the front and modified channel on back legs. Meets or exceeds the safety standards set by ANSI and OSHA. Steps 3 in Wide.