This high-support Swift bra is designed to go the distance. Incredibly lightweight and smooth, it comfortably locks you in and helps minimize motion from all sides. Sweat-wicking fabric combines with a quick-drying chest band to help reduce chafing and improve comfort mile after mile after mile. Fit & Design: A smooth outer layer gives you a compressive, locked-in feel Molded mesh side panels that hold you in place from all sides The quick-drying chest band is designed to stay in place as you run to help reduce chafing A stitch-free construction around the arms to give you an extra smooth feel The racerback design allows for unrestricted movement Perforations on the front and back offer breathability in high-sweat areas Reflective details on front and back Technology: Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable