This super soft and breathable racerback style cotton sports bra by Champion is one of the best bra on the market, featuring medium support, soft cotton , and silky mesh ventilation lining for cool and dry airflow. This is a good bra for walking, Pilates, yoga, exercising, working out, or any time you need a bit more support. This cotton sport bra is tag-free, no-slip, has a no-chafe rib knit band, and very stretchy cotton spandex fabric with polyester mesh insets for a comfortable and breathable experience with good ease of movement. This racer back cotton sportsbra is available in black, and in USA standard adult women's bra sizes Small (32ABC-34B), Medium(34-36BC), Large(34D,38CD-40BC), and XL(36D,38CD-40BC).