The Novack Composite Toe 8" Boot from Wolverine is constructed with waterproof full-grain leather 1000 denier nylon upper. Wave mesh lining. 1000 grams of Thinsulate Ultra insulation. Compression molded EVA footbed. Vibram-Montana rubber lug outsole. Goodyear Welt construction Composite Toe rated ASTM F241305 M I/75 C/75 EH. Brown.