Commonly known as the Siku, this small, two-row panpipe is compact, lightweight, and easy to play. An authentic instrument, handcrafted and assembled in the South America Andean region, it is adorned with festive, colorful braided wraps. Made of cane, the 13 tube medium Siku sounds slightly over one octave, in relative pitch, the longest tube measuring approximately 11 1/2 inches. Suitable for all ages, and makes an ideal gift item! South American Siku Panpipe, Medium - 13 Tubes.