Danner's hand-crafted stitchdown construction provides a wider platform for increased stability underfoot. Triple stitched for superior endurance. Rugged hardware for secure fit and long lasting performance. Vibram Quarry Fire & Ice outsole is oil and slip-resistant and offers superior traction in extreme cold and hot environments. Fiberglass shank, 83 oz. per pair. Recraftable. Electrical hazard protection ASTM F2892-11 EH. Made in USA with imported components. Boot height: Approx. 8'' Tall. Features 100% waterproof and breathable Gore-Tex lining and 400 grams of Thinsulate Ultra insulation. Top-grain, oiled nubuck leather provides a natural, rugged look with superior protection.