Condition: NEW Solid colors are 100% cotton; Heather colors are 50% cotton, 50% polyester (Sport Grey is 90% cotton, 10% polyester); Antique colors are 60% cotton, 40% polyester. Made from specially spun fibers that make very strong and smooth fabric, perfect for printing. Knitted in one piece using tubular knit, it reduces fabric waste and makes the garment more attractive. Ribbed knit makes the collar highly elastic and helps retain its shape. Twill tape covers the shoulder seams to stabilize the back of the garment and prevent stretching. Machine wash: Warm (max 40C or 105F); Non-chlorine: bleach as needed; Tumble dry: medium; Do not iron; Do not dry-clean. You can find more color, style, size on Seizeshirt.com