British MTP UBACS ShirtThis piece of kit is part of the PCS (Personal Clothing System) system currently issued to British Armed Forces. UBACS stands for Under Body Armour Combat Shirt a base layer underneath a flak jacket or vest. This shirt comes complete in MTP camouflage from top to toe! Don't be fooled by the seamless camouflage pattern the arms and shoulder areas are made from a thick polycotton blend while the torso consists of a lightweight mesh. The tough sleeves