CARHARTT. K128PRT. MENS WORKWEAR LONG-SLEEVE HENLEY T-SHIRT. PORT. Since 1889 Carhartt has made durable workwear you can count on as you tackle the toughest jobs. This men s long-sleeve henley t-shirt is made of heavyweight cotton jersey and cut generously for a roomy fit. 6.75-ounce 100 percent cotton jersey knit. Heather Gray fiber content is 90 percent cotton 10 percent polyester. Rib-knit collar and cuffs with tagless neck label. Henley collar with three-button front. Side-seamed construction minimizes twisting. Left-chest pocket with sewn-on Carhartt label.