With an asymmetrical design and coverage that extends lower on your ribs, this Swoosh bra feels snug and secure while you move. The stretchy material flows with you whether you're lifting weights or tracking miles on the treadmill. Move Freely. The asymmetrical design lets you move naturally through your workout. Flat seams feel smooth against your skin. Sweat-Wicking Support. Tackle your toughest workouts without worrying about moisture. Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. Extended Coverage. A longer length hugs your core and lets you move confidently from one activity to the next. 82% Polyester, 18% Elastane.