The Celtic harp is a triangular frame harp traditional to Ireland and Scotland. It is known as cláirseach in Irish and clà rsach in Scottish Gaelic. In Ireland and Scotland, it was a wire-strung instrument requiring great skill and long practice to play, and was associated with the Gaelic ruling class. It appears on Irish and British coins, the coat of arms of the Republic of Ireland, Montserrat, the United Kingdom and Canada as well as the flag of Montserrat