Jones Mountain Surf PantThe new MTN Surf Pants are storm proof shred pants that are as comfy as your favorite jeans. They feature a relaxed fit and a high performance, body mapped fabric layout that uses two unique two layer polyester fabrics. The seat and knees, where you most often get wet, are made with rugged, abrasion resistant 20K waterproof 20K breathable ripstop fabric, and the torso and thighs, where heat is generated as you move, are made with four way stretch 20K