Jiayouy Embouchure Training Device Mouthpiece Mouth Strength Trainer for Brass-wind Instrument Accessory Silver
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- Material: Metal. Rubber rings are dismountable, durable and long service life.
- Exercise lip muscle endurance.Practice mouth strength and fix mouth shape.
- Use both ends, pull one end, exercise lip biting force and lip muscle strength concentration.
- One is like holding a pencil for 10-20 seconds at a time.
- Applicable for Trumpet Trombones Cornet Clarinet Saxophone Horns.