Featuring a rich full-grain leather upper, triple stitching, Danner durable stitchdown construction and a cushioning Vibram Duralogical outsole, the Workman embodies the strength and sturdiness of traditional design, the needed performance for both indoor and outdoor use and the long lasting durability of hand crafted footwear. 100% waterproof and breathable GORE-TEX liner is engineered to keep your feet dry and comfortable - even in extreme conditions. Electrical hazard (EH) footwear is manufactured with non-conductive electrical shock resistant soles and heels.