Handcrafted, individually made, Igbo people's wooden flute / whistle, made from lightweight wood - traditionally played alongside drumming / dance ensembles. These beautiful flutes are used to make voice/bird like melodies containing several notes.
Two videos to watch:
One of my UK customer playing his size Small and Large size large purchases: https://youtu.be/XUeJFCFSW1Y
And in Nigeria in a traditional setting: https://youtu.be/k8vTSBuqOtY