Our jeans are 100% cotton (and 100% classic), loaded with quality, vintage-inspired details, including a shank button fly and oxidized rivets. These feature a slight crease, in a nod harkening back to traditional Western wear; if it washes out, just iron on low to bring it back. Zip Fly Oxidized Rivets Chainstitching at Coin Pocket Back Pockets and Hand Pockets Style JE2211546