Feature: 1. Portable and Robust: The mouth strength trainer is made of premium metal with removable rubber rings for enhanced durability and resistance to wear. Its compact design allows for convenient on-the-go training. 2. Accurate Muscle Training: Supports targeted muscle training to help improve embouchure control and breathing techniques. Suitable for use with various brass and woodwind instruments. 3. Optimal Design: Precision craftsmanship ensures durability and ease of portability. Use both ends of the device to exercise jaw and lip muscle coordination. Each exercise session can last from 10 to 20 seconds. 4. Explore Your Potential: Helps improve lip muscle endurance, practice oral strength, and support proper embouchure formation. Enhance overall performance on your musical instrument. 5. Ideal Replacement: A reliable replacement for worn or damaged trainers. Well-constructed with attention to detail to support an effective training experience. Specification: Item Type: Embouchure Trainer Material: Metal, Rubber Rings Function: Exercise lip muscle endurance, practice mouth strength, support embouchure formation Application: Suitable for trumpet, trombone, French horn, clarinet, saxophone Package List: 1 x Embouchure Trainer