The Super Dna 9" Waterproof Insulated Logger boot features premium waterproof full-grain leather and a cushioned insole for comfort. It includes a Dri-Lex® lining with 400g 3M Thinsulate™ insulation to keep your feet warm. Built with Goodyear® leather welt construction and a metallic shank for durability and support. The Vibram® Tacoma TC4 Plus outsole offers excellent traction on outdoor terrain and in high heat. This boot meets ASTM F2892 safety standards and is EH rated for electrical hazard protection.