Alliance Richard Marshall Cornet Mouthpiece Alliance Brass, a mouthpiece manufacturer born in the UK, the birthplace of brass bands Its unique design, supervised by a renowned player, and stable playing feel have captivated many players and earned it high praise around the world. Richard MARSHALL / Richard Marshall has been active for many years as principal cornetist of the Black Dyke Band, one of the world's top brass bands, and has received international acclaim for his outstanding technique and musicality. In addition to his activities as a soloist, he is also active as a teacher and judge, and the Alliance Prestige RM series mouthpieces were developed as his signature model to reflect his playing style and requirements. ALWFM-RM1G Inner diameter / 17.00 mm *As this is an imported product, there may be minor scratches or rough surfaces that occurred during manufacturing when it arrived. Also, depending on the timing of arrival, the product may be packaged in "Denis Wick" packaging. Please be aware of this.