Use it during low - medium intensity workouts. Great for active individuals. The bra has a power mesh bra layer with removable cups (70% Nylon, 30% Spandex), wide straps, a scoop neck, racerback, concealed soft rib elastic underbust, micro baby lock princess seams, high stretch, and high compression. It's made of 47% Polyamide and 53% Spandex.