Columbia Men's Utilizer II Short Sleeve Shirt 60% Cotton/40% Polyester Machine wash warm gentle, non-chlorine bleach when needed, tumble dry low, remove promptly, iron medium, do not use fabric softener, if present do not iron decal, do not dry clean Omni-wick advanced evaporation Omni-shade upf 40 sun protection Vented Zip- closed security pocket, imported