Under Armour Women's Armour Eclipse High Impact Sports Bra 89% Nylon/11% Elastane Imported Delivers strategic support, tailored for high-impact activities like running, court sports, field sports & aerobics Clean, bandeau-inspired front with soft, breathable cups for extra structure & coverage Unique open back with adjustable straps Soft & super-breathable SpeedForm mesh lining StudioLux fabric delivers relentless support with a super-soft luxurious feel