Piri

Piri is a cylindrical double-reed bamboo oboe with eight finger holes, one in the back for the thumb and seven in the front.
There are three different kinds of pirl: the hyang-piri, literally a native Korean oboe used for indigenous music,hyang-ak ; the se-piri, a smaller soft-toned oboe used for chamber music and to accompany gagok vocal music, and the dang-piri, a stouter Chinese oboe used for dang-ak, the secular music of the Chinese Dang and Song dynasties.