Stay cool and stylish during your next workout in the Flyaway Tank. Made from a lightweight mesh fabric, this tank has a convertible back that can be worn open or knotted. Details Materials & Care Shipping & Returns • Made from moisture-wicking, quick-drying fabric.• Open back panels offer ventilation and can be tied together for a knotted look.• Effortlessly layers over sports bras and tops. Size M is 21.1" in front length. • Materials: 90% Polyester, 10% Spandex• Care instructions: For best re Stay Cool, Polyester Spandex, Mesh Fabric, Moisture Wicking, Convertible, Sports Bra, Spandex, Bra, Grey