When you're hard at work, wear the Carhartt Men's Rugged Flex Rigby Double-Front Pants. The 98% cotton and 2% spandex canvas construction offers a durable and flexible fit, and the double-layer knees with openings let you add knee pads for extra cushioning. Carhartt Men's Rugged Flex Rigby Double-Front Pants Moss, 30" - Men's Work Bottoms at Academy Sports