Rectangular, the length-width ratio is 3: 2. The flag surface consists of three parallel and equal horizontal rectangles, which are white, blue and red from top to bottom. Russia has a vast territory, which spans three climatic zones: the frigid zone, the sub-frigid zone and the temperate zone, and is connected in parallel by three-color horizontal rectangles, indicating this feature of Russia's geographical location. White represents the natural landscape with snow all year round in the cold zone; Blue not only represents the sub-cold zone, but also symbolizes Russia's rich underground mineral deposits and natural resources such as forests and hydropower. Red is a symbol of temperate zone, and it also symbolizes Russia's long history and contribution to human civilization. There is also a saying that white stands for freedom, blue stands for the virgin who protects Russia, and red stands for power and strength. 1991August 2 1 day officially opened.