The national flag of Oman (Arabic: علم عُمان ‎) consists of three stripes (white, green and red) with a red bar on the left that contains the national emblem of Oman (Dagger and two swords).Until 1975, Oman used the plain red banner of the indigenous people.In 1970, the Sultan introduced a complete new set of national flags. Bands of green and white were added to the fly, and the national emblem, the badge of the Albusaidi Dynasty, was placed in the canton.he standard of the Sultan of Oman shows a red fly, with a green border whose width is about one-sixth of the height of the flag, surrounded by a red border of about the same width.