Rocky Men's 9" Blizzard Stalker ST 1200G Insulated WP Work Boot-7465 Brown Leather and Nylon Upper Rubber sole Shaft measures approximately 9" from arch Leather and nylon uppper.Guaranteed ROCKY Waterproof Construction Moisture-wicking inner lining-Keep your feet dry, cool at all times Multi-directional Blizzard Max outsole-Keep your feet stable, comfortable 1200 Grams of Thinsulate Ultra Insulation. ASTM F2413-05 Electrical Hazard Standard.ASTM F2413-05 I/75 C/75 Protective Toe Classification