The 5904 fiberglass 4 ft step ladder has a duty rating of 225 lb with braces on the top step and top horizontal. Featuring a high performance HolsterTop® with a paint and tool holder, these step ladders have slip-resistant, TRACTION-TRED® steps and external PINCH-PROOF spreaders. The EDGE® molded brace and foot pad combination provides enhanced bracing strength and increased protection against damage. Fiberglass rails are non-conductive for working near electricity.