Thanks to its durable fabric, it maintains sharp lines along the edges and lasts a long time. 
 
100% cotton. Sport Grey is 90% cotton, 10% polyester. Ash Grey is 99% cotton, 1% polyester. Heather colors are 50% cotton, 50% polyester. Pre-shrunk jersey knit. Open-end yarn. Tubular construction. Taped neck and shoulders. Double seam at sleeves and bottom hem. Tear-away tag.