Rocky Men's 8" Core-Durability Steel Toe WProof Work Boot-6546 (M9.5) Rubber sole Shaft measures approximately 8" from arch ASTM F2413-05 I/75 C/75 Protective Toe/Electronic Hazard Classification Full-grain leather and 900D Nylon with high abrasion rubber Guaranteed Rocky Waterproof construction Rugged real Rocky lugs-Slip, oil resistant Goodyear Welt Construction