Rapa-i is a traditional musical instrument aceh shaped drums. Made from hardwood (usually from jackfruit) rounded and given a hole in the middle. In aceh language, this dilubagin part of wood is called baloh.baloh the top is covered with goat skin as Where the sound is to be sounded when the rapa-i is struck, while the bottom is left open. The leather clip that serves as the tension of the skin is made of rattan.rapa-i is used as a musical instrument at the ceremony of religious ceremony, marriage, birth and traditional games (debus). By a group of people (grub), the game leader is called a sheikh or a khalifa.