95%Polyester+5%SpandexImportedMade of super soft and comfortable cotton fabric, Rayon is a kind of cotton??Cottongreat for daily wearFeaturing a moisture-wicking tech stretch fabric that keeps you comfortable and drySummer tops for work/casual occasion and matching with leggings, skinny jeansThe women t shirts are Perfect to Pair with Your Favorite Jeans or Leggings.Perfect for casual, daily, school, work, party and daily life any occasions.Size: S/M/L/XL/XXL for Choice. US SIZE: S=(US 4-6), M=(US 8-10), L=(US 12-14), XL=(US 16-18), 2XL=(US 18-20). We use American standard size. Please rest assured to purchase.