Dr Martens Unisex 939 Thinsulate Boot Black New Laredo This classic boot has a distressed and worn-in appearance. Features the original Dr. Martens air-cushioned sole, providing underfoot comfort and durability since 1960. It is oil- and fat-resistant, tough and offers good abrasion and slip resistance; This is a Goodyear-welted product. The upper and sole are sewn together, not merely glued, like many footwear constructions.� Dr Martens Unisex 939 Thinsulate Boot Black New Laredo