7Enounter Women's Athletic Yoga Dance Twist Back Crop Top Wine 90% Nylon, 10% Spandex Made in USA Pull On closure 90%nylon/10%spandex Fully breathable, wicks moisture to keep you cool and dry, lightweight, windproof, fast drying, has UV protection and keeps its vibrant color and softness wash after wash. Combines the appeal of cotton with the performance benefits of modern fiber technology. Finer multiple filaments make this fabric flexible, lightweight and 30% softer than standard nylon fabrics. Fully breathable, odor, wind, water & stain resistant, fast drying and super supportive it type designed to hold you in without being too tight. Form fitting tops hug and compress without constricting movement. unique deisgned strap in back.