Carhartt Men's Flame Resistant Canvas Jeans are built to last through several seasons of hard work. Comfortable enough for warm weather, they're made with midweight fire resistant canvas. They feature a cell phone pocket on the leg as well as multiple utility pockets. The loose, original fit is Carhartt's roomiest cut, with a generous fit through the seat and thigh that gives you plenty of room to kneel, bend, or squat. Men's jeans are made of 8.5 ounce, 88% cotton/12% high-tenacity nylon, flame resistant canvas UL classified to NFPA 2112 Carhartt-strong, triple-stitched main seams Men's jeans feature the roomiest cut, with a generous fit through the seat and thigh Straight leg opening fits over boots NFPA 2112/CAT 2 label sewn on coin pocket Carhartt FR label sewn on back pocket Jeans meet the performance requirements of NFPA 70E Multiple utility pockets and cell phone pocket Brass zipper fly with Nomex® FR zipper tape Two reinforced back pockets Imported Arc-resistant button closure at waist Carhartt Men's Classic Fit Mid-Rise Flame-Resistant Canvas Jeans