Flag of the Isle of Man Flag of the Isle of Man The flag of the Isle of Man or flag of Mann () is a triskelion, composed of three armoured legs with golden spurs, upon a red background. It has been the official flag of Mann since 1 December 1932 and is based on the Manx coat of arms, which dates back to the 13th century. The three legs are known in Manx as "" ("the three legs"). The triskelion is an ancient symbol, used by the Mycenaeans and the Lycians. It is not known for certain why the symbol was originally adopted on the
Triskelion eternity. Its popularity continues today as a decorative symbol of faith for Christians of Celtic descent around the world. Traditional Asian versions of the triskelion include the Japanese Mitsudomoe, the Tibetan Buddhist Gankyil, and the Korean Sam Taegeuk. A triskelion is featured on the seal of the United States Department of Transportation. A triskelion shape is the basis for the roundel of the Irish Air Corps, and the logo for the Trisquel Linux distribution. A triskelion shape was used in the design of RCA's "Spider" 45 rpm adapter, a popular plastic adapter for vinyl records, which allows larger center-holed 45