The Saxx Pilot run shorts feature a semi-compression fit kinetic liner, integrated moisture-wicking waistband exposed at the back, and bounce-free back waist stash pocket. Airflow mesh panels and reflective safety details complete the design. 7" inseam. Shell made from 52% nylon / 48% polyester. Liner made from 77% nylon / 14% spandex / 9% polyester. Panels made from 88% nylon / 12% spandex.Order Small for waists 30-32, Medium for waists 33-34, Large for waists 36-38, and X-Large for waists 40-42.