Polyester,Spandex,Rayon Pull On closure Material:65%Polyester,30%rayon ,5%spandex.High-quality material.Soft fabric with a little stretch.Lightweight,breathable,and not see-through. Comfortable & Softhe tank tops are very comfortable to wear and you won feel tight in the armpits.Rayon and Spandex fabric making it comfier against the skin. Unique Design:Casual v-neck tank tops,sleeveless,trendy and elegant. Match:Perfect wear with jeans or leggings in spring or summer,fall or winter!Suitable for a casual everyday look and any occasions especially for office,parties,clubbing and dating. Size Recommendation: Please refer to size chart which we provide in our photos (not amazon's)