|Brooks Moving Comfort Juno Racerback High Impact Sports Bra (350071). Adventure on and be ready for any obstacle in this moisture wicking, wireless sports bra with convenient front adjusting straps. Newly improved racerback construction makes it easier to get on and off, and perforated cup interiors add breathability! Made of polyester, spandex and nylon. Wireless, contour seamless uni-cup with light ventilated padding that offers encapsulation. Integrated side support panels help with control and comfort. Inner cups are perforated for comforting airflow. Tall compression front helps prevent vertical breast movement. Wide elastic underband provides superior support. DriLayer moisture-wicking fabric works to help you feel dry and cool. Wide, non-stretch front straps adjust at front with hook-and-loop closures. New, improved racerback features bands that cross over and are bar-tacked in place. Keyhole below straps promotes added cooling. Sides and back have hidden elastic at edges for a great fit. Padded, coated metal hook-and-eye closure in back; see Fitter's Comments below for hook count. Experience an amazing customizable, adjustable fit with the best-in-class support you expect!