NWT allbirds Natural Sports Bra color: natural black size: small qty: 1 brand new, with tags retail: $58 Run, stretch, and sweat in our new open back Performance Sports Bra. Made with eucalyptus tree fibre, it wicks sweat and dries in a flash, with just enough streamlined compression to keep you comfortable all workout long. Product Features Medium support, removable cups 43% TENCEL™ Lyocell, 30% Recycled Nylon, 18% ZQ Merino Wool, 9% Elastane Open back for maximum airflow and mobility Carbon neutral thanks to sustainable practices