Chrome plated steel
Rubber Tree Wood (Hevea brasiliensis)
Meinl says, "Everybody loves a little wah-wah, so we came up with a kalimba with a body-oriented sound hole in place of the traditional style. You can create a great wah-wah effect by simply bouncing the kalimba body on and off your belly as you play. The position is comfortable and natural, while the sound gets shifted in creative ways."