Guaranteed by professional Los Andesn Luthiers, with 6 fingerholes.
Material: Moradillo wood
Mouthpiece:Bone - classical shape
Frequency: 4.40
Tuning: G
Approx. Size Lenght: 44.5 cm (17.58")
Width: 2.5 cm (0.98")

A flute produces sound when a stream of air directed across the top of a hole bounces in and out of the hole.