The Men's Arc'teryx Norvan 5" Short is a breathable short for trail running. The unlined short is built with Diem polyester fabric for a light feel, durability, and ultimate comfort against the skin. An FC0 durable water repellent finish will deter light sprinkles and creek splashes, plus the treatment is free from PFAS. Tuck an energy gel or your keys into the zippered center back pocket and put foot to the trail.