77% Nylon. 23% Spandex Soft. comfortable. skin friendly 4-way stretch. breathable and sweat-wicking Featuring non-removable pads for built-in comfort and support Perfect for both sports activities and daily life Low Cut Bra, Tight Tank Top, High Impact Bra, Push Up Workout, Running Sports Bra, Sports Bra Top, High Impact Sports Bra, Yoga Tops, Sporty Look