This drum has petals on both sides These two scales are corresponding one to another so playing one side - petals on the other''sing'' along creating deep, continuous sounds. Tuning - C-Major Pentatonic C D F G A C D F G-Major Pentatonic G A B D E G A B (feel free to contact me for different scales if needed). Pitch - A4-440Hz (standard or can be changed to A4-432Hz alternative). Drum comes along with two mallets (playing sticks) felted from wool and an introduction to the instrument. Feel free to contact me for different tunings and designs.As well as for more pictures or video. The item "Two-Sided tank drum/ Steel tongue drum/ Hand pan" is in sale since Tuesday, October 16, 2018. This item is in the category "Musical Instruments\Percussion\Folk & World Drums\Handpans". The seller is "rytoratai" and is located in Warsaw. This item can be shipped worldwide.