【Unused】 YAMAHA Yamaha Mouthpiece for B/A Clarinet Made of Ebonite A custom mouthpiece made of ebonite, offering a lustrous and colorful sound. This is the model included with Yamaha custom clarinets. It's from before the model change and has the JAPAN stamp. It was taken out of the bag for photography, but it's an unused item that has never been used. 【Included Items】 None