Vktech&reg; 8 Key Kalimba Mbira Likembe Sanza Finger Thumb Piano Rosewood Instrument Hold the main body by two hands, and then use two thumb to play with it When the thumb presses and releases the piano, the steel slice will make sounds Material: Rosewood, Aluminum Bar Size: 12*9.5*3.5cm Sounding bar: 8 Key in different length