Boot Height: Approx. 8'' Tall. 7-layer slip and oil-resistant IronClad outsole. Air-port cushion footbed circulates air with every step. ASTM F2413-05 Electrical Hazard Standard. ASTM F2413-05 I/75 C/75 Protective Toe Classification. Extra durable-ribbed tempered steel shank. Guaranteed Rocky wateproof construction.