The BLACKHAWK!® High Performance Fighting Uniform (HPFU)™ is a revolutionary approach to the combat uniform featuring a lean, athletic cut with articulated knees and elbows for increased performance, mobility, and reduced bulk. Constructed with no-melt, no-drip materials. The Integrated Tourniquet System (I.T.S.)™ equipped HPFU Uniform has 8 life-saving tourniquets integrated into the arms and legs and meets U.S. Institute of Surgical Research Tourniquet Requirements (USAISR).