Nautical Signal Flag of Letter "K", "KILO" in Shadowbox Frame

International maritime signal flag of letter "K", "KILO" set into a shadowbox frame. The cotton flag has a white canvas hoist with a sisal rope and wood toggle, with a maker's label from American flag maker "Annin". The oldest flag maker in the United States and known for high quality and durability. The cotton field is blue and yellow. The signal for this flag when raised alone is "Desire to communicate."  19''H x 25''W x 1 3/4''D