Kalimba 10 Keys Kalimba Instrument Kits Kalimba Thumb Piano Kalinba Solid Finger Piano Sanza Thumb Piano Light Yellow Anyone who picks up one of these instruments can make a great sound right away. Carved " Meideal" at the bottom of the product , Small in size ( 6.7*5.1*1.6 Inches 0.46 Poinds ), easy to carry and store. Smooth surface, nice polish, very beautiful and delicate. Pushes down on a key with a thumb or finger, and when the key is released, the vibration resonates in the wooden body, making nice sound Material: pine key constructed of aluminum bar, aluminum rod