Solid colors are 80/20 cotton/polyester with 100% cotton Heather colors are 52/48 cotton/polyester Camo colors are 80/20 cotton/polyester with 100% cotton 40 singles face yarn with water-based camouflage print Pre-laundered Split-stitched double-needle sewing on all seams Twill neck tape 1x1 ribbing at cuffs