Chippewa Men's Birkhead 8" Soft Toe Waterproof 400G Insulated Lace-Up Work Boot - Brown - 55068 Stay warm and dry on the job in these durable insulated work boots. The Birkhead teams waterproof leather with 400 grams Thinsulate? insulation to keep water and cold temps at bay. On the ground, you can count on the oil-resisting IQ rubber outsole that's equipped with notched lugs for traction that flex when you step to help remove debris. This boot meets ASTM F2892 safety footwear standards. Upper: Premium Waterproof Full Grain Leather Lining: High Abrasion Nylon plus 400g Thinsulate? Insole: Orthotic Construction: Goodyear PVC Welt Shank: Metallic Outsole: IQ Oil resisting Rubber, made with traction in mind. The outside lugs are arranged to flex to remove debris when you step Safety Features: EH, Meets ASTM F2892 Safety Footwear Standards Waterproof - Our waterproof construction utilizes a high-quality breathable membrane to help keep your feet dry in tough, wet environments. Electrical Hazard - Our electrical hazard rated boots protect you from open electrical currents from the bottom up. Meets or exceeds ASTM F2413 EH Standards. Insulated - Our insulated boots are built with lightweight materials that naturally trap body heat, keeping your feet warm. Oil Slip Resisting - Outsoles with an increased grip design constructed with materials to help prevent the outsole from swelling when standing in oil. Steel Shank - A thin piece of metal built between the insole and outsole of the boot that helps provide stability, structure and support. 3M Thinsulate? - Lightweight yet powerful insulation that traps body heat while allowing moisture to escape. 55068 Location A10