6.75-ounce cotton heather colors are a cotton/polyester blend - Loose Fit (formerly known as Original Fit) - Loose and Original labeling is a change in name only sizing/fit does not differ. Stock may vary in labeling. - Rib-knit collar and sleeve cuff - Side-seamed construction minimizes twisting - Three button front placket - Left chest pocket with sewn on Carhartt logo - Tagless neck label - Model height: 6'2"; Chest size: 40.5"; Wearing size M