In My 100 Days Of School Era Sweatshirt, 100 Days Of School Era Sweater, My School Era Tshirt, Trendy Teachers Gift, Cute Students Sweater Unisex 5.3 oz T-Shirt – Gildan 5.3oz 100% cotton; Ash Grey 99% cotton, 1% polyester Sport Grey is 90% cotton & 10% polyester; Dark Heather is 50% cotton & 50% polyester Heavyweight classic unisex tee Taped neck and shoulders; Tearaway label Made with sustainably and fairly grown USA cotton