K126 - M Workwear Pocket LS T Shirt Wear it as a layer. Wear it by itself. Wear it with pride. It’s as rugged and dependable as your favorite hammer. *6.75-ounce, 100% cotton jersey knit *Generous left-chest pocket *Side-seamed construction to minimize twisting *Crew neck comfort *Ash is 99% cotton/1% polyester *Heather Gray is 90% cotton/10% polyester