Contour bra offers comfort during energetic activities with swivel clips and seam free cups to reduce chaffing. - Support Factor 4 bounce reduction enables underwire bra to perform at an elite level with extra features that bring convenience to exercising - Designed to hold a heart rate monitor and MP3 player - Perforated contour cups for breathability and cooling of the body - Seam free styling to reduce chafing - Racer back clip and hook adjustment for multiple shoulder strap position to suit