The Meinl Sonic Energy Solid Kalimba is a great sounding melodic instrument with unique characteristics, not only in sound but also in design. All 21 notes in the scale of C Major harmonious complement each other, why you will never play a wrong note. The material is high-quality black walnut wood. The Kalimba comes with a case so you can protect it from scratches and other damage. To remove stains from your Kalimba and to keep it safe afterward, a microfiber cloth and a cotton bag are also included. Besides that, there’s a tuning hammer added in case you want to retune your Kalimba.