Boot Height: Approx. 6'' Tall. Oil and High Abrasion Resistant Vamp. Moisture-wicking Nylon Lining. Padded Collar and Achilles Heel Guard. Eyelets and Hooks Set on Stainless Steel Washers. Removable AirFlow. Polyurethane Comfort Insert. Steel Shank. Lightweight, Oil, Heat and Slip-resisitant Rubber Outsole. Goodyear Welt Construction. Composite Toe meets ASTM F2413-11 Standards. Electrical Hazard Rating meets ASTM F2513-11 Standards.