Reebok have designed this low-impact women's sports bra for all your gym movements. A racerback construction gives your arms mobility, and the internal Powermesh vents heat as you lift weights or walk the track. Speedwick technology wicks sweat away from the body as you press on, ensuring you stay cool and dry. Made from 91% polyester and 9% spandex. Machine wash cold, do not use fabric softener.