ALLIANCE E3A Euphonium/Trombone Mouthpiece Used only for testing, and then stored away. There is slight blackening, but it is in relatively clean condition. Mouthpiece maker born in the UK. Alliance is produced in the UK, the birthplace of brass bands. With unique designs supervised by renowned players and a stable playing feel, it captivates many players and is a highly acclaimed mouthpiece maker worldwide. Retail price: 19,800 yen