U.S. Vietnam War Original Early P63 Sateen Cotton OG-107 Utility ShirtU. S. Vietnam War Original Early P63 Sateen Cotton OG 107 Utility Shirt The classic P63 uniform, issued in the early 1960s and worn during the Vietnam War. These are extremely tiny and would fit a very skinny person. Good Condition, various dates and manufacturers. May have patches form previous owner. Button up. (some buttons may be cracked or missing) Original item, USA Made