The Avon S10 Gas Mask Respirator Size 2 is a military collectable from the Gulf War era, specifically issued by the British Army during the conflict in 1990-1991. This gas mask respirator was manufactured in the United Kingdom and is a piece of militaria history that represents the service and sacrifices made during that period. Collectors and enthusiasts of military memorabilia value such items for their historical significance and connection to significant conflicts in modern warfare.