Wash cold Material: 95% Cotton, 5% Spandex Comfortable fit and muscle cut, super soft and comfy. Machine wash cold, hang dry for best long-term care or dry low heat. Easy fit for comfortable range of motion. Perfect for workout and allows you to train harder. Remarkably lightweight and impressively robust, while maintaining a breathable second-skin fit, the combination of our luxuriously soft material blend and sophisticated Seamless construction make this tank one of the most sophisticated items in fitness.