9.5 oz., 50% cotton, 50% polyester; Oxford is 49% cotton; 51% polyester; Made with sustainably sourced USA grown cotton; High-stitch density for a superior printing canvas; Self-material cadet collar; virtually pill-free; Double-needle coverseaming on neckline, armholes and waistband; Brass-tone zipper; 1x1 rib cuffs and waistband with spandex; Seamless body with set-in sleeves; concealed seam on cuffs; Jerzees styles are manufactured using sustainable protocols which are measured and reported annually by Fruit of the Loom, Inc.; Jerzees styles are manufactured with the commitment to enriching lives for people and communities which is measured and reported annually by Fruit of the Loom, Inc.