NIKE Women's Dri-Fit Stay Cool Medium Support Racer Back Sports Bra M-B/C Dri-FIT technology pulls sweat off the skin to keep you cool and dry during intense training. Front straps with built-in stabilizers and molded cups for a high level of support. Strategically placed seams provide ideal shaping. Key hole on the back enhances ventilation. Medium impact - Color is lighter in person. Machine Washable. 87% nylon/13% spandex.