Meet the Blackhawk! HPFU Slick Combat (not I.T.S) Shirt 87HP12! This shirt is made from no-melt, no-drip cotton and nylon ripstop. Omitting the I.T.S (Integrated Tourniquet System), this shirt provides another uniform option. The sleeves on this shirt are designed to allow full range of motion while the torso of the shirt provides a modern and comfortable fit. This shirt provides you with unmatched breathability and moisture wicking comfort for all day wear. Rugged and durable, there is nothing more you can ask for in a combat shirt.