Danner Mens Vicious GORE-TEX Insulated Composite-Toe Work Boots combine the latest technologies and lightweight insulation to keep you warm without weighing you down. These 100% waterproof boots are made of full-grain leather uppers with GORE-TEX liners to keep out moisture while remaining highly breathable.400-gram Thinsulate Insulationkeeps feet warm through the snow and cold. These composite-toe safety boots meet or exceed ASTM F2413-11 M 1/75 C/75 EH standards. Electrical-hazard boots are made with nonconductive, shock-resistant soles and heels to meet or exceed ASTM F2892-11 EH standards. The speed-lace system allows you to tighten boots from toe to top in one motion, and polyurethane footbeds offer enhanced cushioning. Vibram Vicious outsoles are oil- and slip-resistant for excellent traction, and 90 heels offer added safety on steep terrain. Danner Trailguard delivers seamless support with less weight. Danner Vicious GORE-TEX Insulated Composite-Toe Work Boots for men are designed to be an extension of the foot, with superior forefoot and heel stability and a more anatomical shape with roomy toe box. Imported. Avg. ht.: 8. Avg. wt.: 66 oz./pair. Mens sizes: 7-14 medium width; 8-13 wide width. Half sizes to 12. Color: Brown. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Boots.