About Brunt The Marin Unlined Work Boots - Leather, Soft Toe (For Men) Closeout. From tough jobs sites to barn cleanup, Brunt's The Marin unlined work boots keep your feet comfortable and protected thanks to their barnyard-resistant leather construction, cushioned footbed and removable insert for a custom width. They's also electrical hazard rated and boast a slip-, oil- and heat-resistant rubber outsole. Barnyard-resistant leather upper helps resist the damaging effects of oleic acid, urea, sodium chloride and ammonium hydroxide Durable Water Repellent (DWR) finish Unlined design for maximum breathability in the heat Reinforced double- and triple-stitching at stress points Lace-up front with heavy-duty eyelets Soft toe EH (electrical hazard) and ASTM F2892-18 M safety rated Anti-odor treatment Removable Cush'n triple-layer footbed features a nonstick top layer, memory foam center and a cushioned bottom layer Removable insert underneath footbed adjusts width from regular fit (D) to relaxed fit (EE) Polyurethane midsole for lasting cushioned comfort Nylon shank for midfoot support Cemented construction for out-of-the-box comfort and flexibility Oil- and slip-resistant Brunt rubber outsole is heat-resistant up to 572°F (300°C) Made in China