US WW2 First Special Service Force SSI British Made

In a very good condition and extreme rare to find a US WW2 First Special Service Force Commando Shoulder Sleeve Insignia.The insignia comes in a very rare british made version!The 1st Special Service Force was an elite joint American–Canadian commando unit in World War II created and formed by Major Robert T. Frederick of the Operations Division of the U.S. General Staff. During the Italian campaign of WWII it was commanded by Frederick and attached to the United States Fifth Army. The Force was later attached to 1st Airborne Task Force which was commanded by then Major General Frederick in August 1944 for the campaign in southern France.The unit was organized in 1942 and trained at Fort William Henry Harrison near Helena, Montana, in the United States. The Force served in the Aleutian Islands, and fought in Italy and southern France before being disbanded in December 1944.