5.2 oz/SqYd, 31/1 yarn count; 100% ring spun cotton; Made with soft ring spun cotton and cotton blends; RS Sports Grey: 90% cotton, 10% polyester;Clean finished placket with dyed-to-match buttons ; Rolled forward shoulders; Modern classic fit, side seamed body; Tear away label; Proud Better Cotton member; Cotton products from Gildan support more sustainable and ethical cotton farming;