The US Military M17A1 Gas Mask with Bag is a vintage piece of militaria collectible from the Vietnam War era. This original gas mask is a genuine piece of United States military equipment, making it a valuable addition for collectors interested in authentic military gear from the 1960s and 1970s. The M17A1 gas mask is a tangible piece of history that represents the protective field equipment used by soldiers during this turbulent period in American history.