4.6 oz./yd², 60/40 combed ring-spun cotton/recycled polyester, 30 singles; Blend of soft combed ring-spun cotton and recycled polyester for a soft hand.; Subtle heather appearance on all colors except Black and White; Relaxed fit; Classic width, rib collar; Taped neck and shoulders for comfort and durability; Side seams; 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 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 Fair Labor Association and was made in a facility that is WRAP certified.