Champion Women's Plus-Size Vented Compression Sports Bra Body: 88% Nylon, 12% Spandex; Mesh: 67% Nylon, 33% Spandex Imported Pull On closure Machine Wash Moisture management technology wicks moisture away from your skin to keep you cool and dry Back mesh construction and keyhole for maximum ventilation in hot zones Supportive compression fit Sleek, smooth band for added comfort Racerback design for ease of movement