Made of Carhartt's premier 6.75 ounce heavyweight cotton, you will be able to show your Carhartt pride when wearing this shirt! - 6.75-ounce, 100% cotton jersey knit - **Heather Colors are a cotton/polyester blend - Original Fit - Rib-knit crewneck and cuffs - Tagless neck label - Carhartt logo printed on sleeve and back - Side-seamed construction minimizes twisting - UPF RATING=+50 ON ALL COLORS EXCEPT HGY WHICH IS RATED AS +40 -