There are some scratches and minor marks from being test-played a few times. This product is no longer in production, so price reduction is not possible. "XO-Custom" was created through a collaboration between the staff of Global Co., Ltd., the distributor of XO products, XO trombone players, and Mr. Nakagomi of "Willie's Custom Brass," a mouthpiece maker. Developed based on the old Bach mouthpieces from the Mount Vernon to early Elkhart eras, the ideal mouthpiece for modern players, unaffected by lip size, has been completed. This mouthpiece is recommended for all players performing in wind bands and orchestras. 6-1/2AL…【Cup Inner Diameter: 25.4mm】The most standard mouthpiece, ideal for beginners. You can play evenly from high to low notes. Trombone Euphonium Mouthpiece Large Shank