Rothco Mens Military NYCO FR Fire Retardant Combat Long Sleeve ShirtStyle: 90025 Rothco's Military Combat Shirts Are Made For Comfort But Worn For Protection. The Combat Shirt Is Perfect For Military And Tactical Personnel In The Field To Wear Under Hot, Heavy Body Armor And Tactical Vests. Product Details: Tactical Vests Hook & Loop Adjustable Cuffs 50% Nylon 50% Cotton Rip Stop Sleeves 40% Acrylic 60% Cotton Body Mock Turtle Neck Design No Melt, Drip Resistant Fabric Withstands Heat Up To 230 Degrees Fahrenheit