American Apparel Unisex ReFlex Fleece Crewneck Sweatshirt ul)7.6 oz./yd2 (US), 12.7 oz/L yd (CA), 70/30 combed ring-spun US cotton/recycled polyester, 31 singles. Heather Grey is 65/35 cotton/recycled polyester. Reimagined, Recycled, ReFlex Fleece is the next evolution of fleece. 3-end lightweight fleece made using recycled polyester. 100% combed ring-spun cotton face yarn for cotton friendly decorating techniques.