Not your average Gildan shirts, the signature SoftstyleⓇ Gildan G640 t-shirts effortlessly combine fashion and function. Made using 100% preshrunk ringspun cotton, the G640 is breathable, soft, and provides a stylish alternative to your basic tee. Constructed with a rib knit collar, double-needle stitched sleeves and bottom hem, and a taped neck and shoulders 4.5 oz., 100% preshrunk ringspun cottonSport Grey and Antique Heathers: 90% cotton, 10% polyester Graphite Heather: 50% ringspun cotton. 50% polyester Heathers: 35% cotton, 65% polyester Sport Grey and Antique Heathers: 90% cotton, 10% polyester The color "Natural" is made with unprocessed, unbleached cotton, which results in small black flecks and plant fibers throughout the fabric