BLACKHAWK! Mens Lightweight Tactical shirt short sleeve 100% Polyester Imported Constructed of durable polyester/cotton ripstop Slit in top of pocket flap allows pens to be inserted without opening Hidden zipper pocket inside left pocket keeps items separate from large pocket Mesh catch-pocket secures a cell phone Zippered pocket hides below waistband 65%Poly/ 35% cotton Ripstop with DWR (5.1OZ)Lining: 100% Polyester Tricot Mesh. Durable 5.1 oz. poly/cotton ripstop construction with DuPont Teflon DWR (durable water-resistant) finish resists stains and dries quickly Concealed collar stay buttons and anti-roll collar inserts with sewn eyelets below back of collar for ventilation Machine Wash Cold, Do Not Bleach, Tumble Dry Low Heat, Iron Low Heat, Do Not Dry Clean Indonesia