Polyester/SpandexYOUR LIFESTYLE: Whether you’re running a marathon or just running to the store, the exercise tank will serve your lifestyle’s needs. Perfect for walking, running, yoga, or whatever else you throw at it. Reebok tanks are now also available in plus sizes 1X, 2X, and 3X.RACERBACK DESIGN: The comfy racerback cut of the activewear singlet allows you to show off those toned shoulders you’ve worked so hard on. Our women’s gym shirts are available in sizes x-small, small, medium, large, and xl. Please note the model is wearing a small.KEEP GOING: The gym tank is crafted with quick dry fabric, that is specifically designed to wick moisture from your skin. Stay dry and comfortable during high endurance workouts and never have to stop or slow down again because of sweat.STAY SAFE: Reflective details on the back of the workout top make it easier for people to see you in low light. Keep that peace of mind on those long night jogs.POLYSPAN BLEND: The fitness top is made from 90% Polyester and 10% Spandex ensuring a soft and machine washable shirt.