18tube Yellow practice instrument designed for learners and hobbyists Key benefits Portable and easy to carry for practice anywhere. Compact and lightweight design fits in a bag or backpack for travel and lessons. Clear pronunciation and expressive timbre that help learners hear pitch and tone accurately for better practice sessions. Ergonomic button layout promotes comfortable finger placement and efficient finger training during lessons. Durable construction with antiaging material performance to resist deformation and support longterm use. Product highlights Color and tubes: Yellow, 18 tubes. Function: Designed for musical practice and finger technique training; produces clear, musical sound suitable for learning. Build and material: Constructed with quality components and durable materials that maintain shape and performance over time. Usability: Simple, intuitive button arrangement that is easy to operate for beginners and experienced players alike. How this product solves common problems Makes practice more convenient by being lightweight and portable, removing barriers to regular practice. Improves learning efficiency through clear sound and responsive timbre, so users can better judge tone and timing. Reduces hand fatigue and errors with an ergonomic layout that supports proper finger technique. Lowers the need for frequent replacement thanks to durable materials and stable construction. Practical use scenarios Music lessons and classroom use: Bring the instrument to group or private lessons for guided practice and technique development. Home practice and study: Compact size makes it easy to practice scale work, finger exercises, and short pieces at home. Travel and rehearsals: Lightweight design allows musicians to warm up or practice while commuting, on trips, or before performances. Who this is for Beginners and students learning finger technique and basic musical skills. Music teachers looking for a portable practice tool for lessons. Hobbyists who need a reliable, easytouse instrument for regular practice. Contents and maintenance notes Compact unit with 18 tubes in yellow color. Handle with normal care and store in a dry place when not in use to maintain performance and appearance. This instrument combines portability, clear sound, ergonomic design, and durable construction to support effective practice and longterm use.