The Men's Performance Full Tight is made with a perfect blend of moisture wicking polyester and spandex to bring you a form-fitting athletic fit that will move with you on the run. With a front slide pocket and full back-of-knee venting you can run hands-free and fresh for the long run. We know you might be out before dawn or after dusk in the chillier months, so we've added reflective logos on both the front and back to keep you visible and safe. Slip on a pair of the Altra Men's Performance Full Tight and keep those muscles warm and cramp-free all run long.