The cello stopper is not just a function to fix the cello tail. We have reduced the performance platform of the concert hall and introduced the acoustic design to make the cello stopper more functional and convenient. The cello stopper is a must-have accessory for all the players who play the cello. This version is made by teak. And different way of sound hole ,enlarge the sound, and more lighter. Woodhorn is good for cellists, soloists, or on stage, performance. Because the sound hole is open on the top to the audiunces. will feel more sound and volume. Package: 1x woodhorn, 1 x silicon pad, 1 x extend strap