ESSENTIAL SUPPORT FOR YOUR DAILY HABIT. The Nike Swoosh Sports Bra delivers a comfortable, supportive feel for medium-impact activities. Sweat-wicking fabric in a racerback design helps keep you dry and moving freely from the moment you put it on. Benefits Dri-FIT technology helps keep you dry and comfortable. Racerback design lets you move freely. Stretch fabric hugs your body for a supportive feel during medium-impact activities like gym workouts, indoor cycling, running and tennis. Product Details 88% recycled polyester/12% spandex Machine wash Imported