Ridge Footwear Men's Dura-Max Zipper Composite Toe Work Boot 100% Synthetic Imported Rubber sole Shaft measures approximately 8" from arch 1000-denier nylon upper ASTM F2413-05 certified composite safety toe Dura-sole one-piece outsole Removable contoured insole Moisture-wicking lining PU midsole Oil-resistant traction outsole Get to work in this responsive, slip-resistant boot, equipped with durable composite construction.