This is a beginner-friendly C-pipe made of Karatake bamboo with smaller finger holes. It is tuned to approximately A=442Hz. ・Size: Total length 37.7cm, inner diameter of the mouthpiece 18.5mm, thickness 4.5mm, maximum finger hole diameter 9.5mm, mouthpiece width 10.5mm, depth 7.5mm ・Surface finish: Lightly coated with camellia oil ・Weight: 68g For those who are just starting to learn the Kena, we highly recommend starting with one that has smaller finger holes. Although this item is for beginners, you can certainly play "El Condor Pasa" with it (though a little practice is required). There are brown patterns (longitudinal) unique to Karatake bamboo on the back. This has no effect on the lifespan or tone. Immediate purchase is welcome.