5.4 oz./yd² (US), 9 oz./L yd (CA), 100% combed ring-spun cotton, 24 singles; Sueded jersey fabric creates an ultra-plush, soft hand; Relaxed fit; Classic width, rib collar; Self-fabric back neck tape for comfort and durability; Side seams; Recycled tear away label; American Apparel partners with Better Cotton to improve cotton farming globally; Made with OEKO-TEX certified low-impact dyes; This product meets the following Sustainable Style subcategories:Sustainable Materials: Contains 100% BCI cotton. Sustainable Manufacturing: This product meets the OEKO-TEX Standard 100 Socially Conscious Manufacturing: This product was made in a facility that utilizes the Higg Index and has implemented Level 2 practices or above, was made by a mill who partnered with Better Work, Fair Labor Association and was made in a facility that is WRAP certified.