Perfect by itself in warm weather or for layering in the cold, the all-purpose Carhartt Workwear Short-Sleeve Pocket Tee features a rib-knit crew collar for a snug fit and a chevron-shaped patch pocket at the left chest for storage. Side-seamed construction helps minimize twisting and maximize comfort. Ash fabric: 99% cotton, 1% polyester blend. Heather Gray fabric: 90% cotton, 10% polyester blend. All other colors are 100% cotton fabric. Imported.