85% Polyester 15% Spandex SUPPORT & COMFORT: No matter your sport or workout of choice, this active sports bra won’t let you down. Durably built to keep you supported and comfortable during any and all low, medium, and high impact activites. K-swiss bras feature removable padded cups allowing you to adapt the piece based on your needs. WIRE FREE: The gym bra doesn’t have any bothersome wires to ensure you have a full range of motion when you need it most. Move as gracefully, swiftly, or agressively as you can with athletic apparel that doesn’t restrict your movement. RACERBACK DESIGN: Not only will the racerback cut of the ladies sports bra keep you cool during tough workouts??it’ll also let you to show off those toned shoulders you’ve worked so hard on! STAY COOL: A keyhole cutout at the back of the athletic bra aids in ventilation, letting you outlast the competition and then some. POLY BLEND: The blend of 87% Polyester / 13% Spandex makes this a soft, stretchy, and machine washable piece of women’s sportswear.