Wrangler RIGGS WORKWEAR Men's Thermal Lined Flannel Work Shirt 100% Cotton 4.5 ounce, 100% cotton yarn dyed brushed flannel Cotton rich thermal lining Generous fit for layering Two front chest pockets with button flap closure Machine wash cold, wash separately, turn inside out, only non-chlorine bleach when needed, tumble dry low, remove promptly, warm iron