Thank you for viewing! * Free shipping * Instant purchase OK * Purchase without comment OK * We do not offer discounts. [Product Description] Tuba Buzz Adapter Recommended for beginners & intermediate players! "I want to stabilize my sound more." "I want to build a solid foundation." Perfect for those people! Just attach it between the mouthpiece and the instrument... ● You can practice while maintaining your playing posture and fingerings. ● You can adjust the breath resistance, so you can play in a way that is similar to playing the instrument. ● More effective than hand buzzing. ● Ideal for warm-ups and basic practice. ● Makes it easier to stabilize the pitch! ● Convenient design that can be separated into two parts and used separately! Incorporating it into your daily practice will greatly improve your basic skills and sound stability! It can be used by a wide range of people, from students in brass bands to adults who enjoy it as a hobby. * The mouthpiece in the photo is not included. [Size] 46mm x 25mm x 68.5mm [Material] ・PLA resin (plant-derived plastic) * We will ship within 2-3 days as much as possible.