LIGHTWEIGHT AND BUILT TO MOVE. Play and train in NIKE confidence. This short provides a built-in compression short that is more than a brief, it has a longer inseam and a locked-in feel with Dri-FIT material made of 86% polyester/14% spandex. The outside short has great flexibility with polyester and spandex as well. Nike combines great support and comfort in this 2 in 1 short for the courts.