Louisville #624 Folding Fiberglass Locking 2-Step Stool, 17w x 22 Spread x 24hFor electricians, light institutional and frequent household use. Nonconductive fiberglass rails with aluminum top cap. 3 inch serrated steps and slip-resistant foot caps for safety. Pinch-resistant side locks. Number of Steps: 2; Step Stools Type: Folding Step Stool; Frame Material: Fiberglass; Width: 17".