Carhartt s bestselling, no-quit, original work shirt. A classic for 25 years. Durable 6.75-ounce, 100% cotton jersey knit 90/10 cotton/poly (Heather Grey) 60/40 cotton/poly (Carbon Heather, Dark Cobalt Blue Heather) Rib knit crewneck Tagless neck label Left chest pocket Side-seamed construction minimizes twisting Carhartt label sewn on left chest pocket Original fit