Main Fabric: 90% Polyester?10% Spandex, Mesh Lining: 90% Nylon 10% Spandex Imported ? Moisture management technology wicks moisture away from the skin ? Full-support sport bra in moisture-wicking fabric featuring mesh panel ? Removable cup add shape and give coverage ? Stay-put racerback design for freedom of movement ? This bra is ideal for activities like jogging, biking, and fitness classes.