The Cat Footwear Men's Second Shift EH Lace Up Work Boots feature oiled full-grain leather uppers for durability and Climasphere™ sock liners that help keep your feet comfortable. Nylon mesh linings offer breathability, while the slip-resistant outsoles offer traction in wet conditions. Lace closures. Goodyear welt construction. Cat Footwear Men's Second Shift EH Lace Up Work Boots