The Elephant Thumb Piano is engraved on our Georgia Pine. It is simple to learn for all! Follow the numbers from the song book with the corresponding numbers on your thumb piano. An instructional songbook is included with each songbook. We offer 3 tunings High Diatonic (standard) Low Diatonic and Pentatonic. Weight: 8 oz. Dimension: 0.500" × 0.333" × 0.167".