PERFECT SUPPORT. The Nike Swoosh Bra provides classic coverage and medium support for activities like indoor cycling, dancing and cardio classes. The redesigned removable padding gives a perfect fit during training. This product is made with at least 75% recycled polyester fibers. Dri-FIT technology wicks sweat to keep you dry and comfortable. The removable one-piece lining is designed not to shift or fold, for a stable and comfortable fit. The padded pocket opens from the top and can hold a smartphone. Medium support ideal for activities such as gym workouts, indoor cycling, cross training, tennis and running.82% POLYESTER 18% SPANDEX