NWOT US L 86% Polyester, 14% Spandex Wear this comfortable compression bra anytime you want help keeping your shoulders down, back, and relaxed. Great for running, walking, yoga, the gym, working at a desk, or wearing around the house. EASY ON, EASY OFF: Low-profile zipper allows for easy-on, easy-off convenience. SHOULDER SUPPORT PANELS: The combination of strategic ergonomic seaming and multi-layer paneling helps to encourage healthy posture ALL-DAY COMFORT: Proprietary 4D stretch compression fabric delivers unrivaled stretch ODOR CONTROL: Patented Copper Znergy fabric technology provides increased odor control.