■BUZZ ■Trumpet Mouthpiece Booster Ring ■PTP Platinum Plate ■Hand-Hammered Finish ■Retail Price: Approximately 22,000 yen Quoting the seller's description: This item is highly recommended for those who want to easily upgrade their tone. Platinum plating increases resistance compared to gold plating, etc. It can handle a large amount of air, resulting in clear, thick, and evenly focused sound. By increasing the purity of the sound, you can achieve more dynamic expressiveness. ◆Usable with general Schilke and Bach mouthpieces. May not be compatible with some uniquely shaped mouthpieces.