The goura is a single stringed instrument, blown rather than plucked or strummed, with the string attached to a coconut shell resonator and with a tension noose wrapped around the string to adjust the pitch. It is considered the national instrument of the Khoikhoi.

Reference

• Balfour, Henry (1902). "The Goura, a Stringed-Wind Musical Instrument of the Bushmen and Hottentots". The Journal of the Anthropological Institute of Great Britain and Ireland 32 156–176. Retrieved on December 17., 2007.