Koanhinn Trumpet Mouth Strength Trainer Trombone Horn Saxophone Mouth Strength Trainer Pack of 10

Trumpet mouthpiece trainer, after the mouthpiece and forward breathe, which concentrates, closes the wind principle, avoid the outer mouth pull exercises gums, teeth, close, teeth are parallel to the mouth, while correcting strength exercises and mouth aligned at the same time practice fresh mouth. are used, a pull, exercise lips bite lip muscle strength and concentrate. Grab a pencil like any gripper for 10-20 seconds. Muscle endurance exercise lips. Trombone, French horn and saxophone exercises apply.