Instruction of Jaw Exerciser
- Put Jawline Exerciser with biting strips in boiling water for 20-24 seconds for the first time.
- Remove Jawline Exerciser from boiling water, shake off excess water, but don't wait too long to let it cool.
-Food-Grade silicone to ensure safety.
-Durable bite stripe can be easy took off to wash after each use.
- Stick your thumbs through the hole, place, and adjust Jawline Exerciser so you are biting down on bite strips.
- Bite down and hold for 15 seconds to customize the mouthpiece to the contours of your own mouth.
- Remove Jawline Exerciser from the mouth and cool your imprints under cold water for a few seconds to permanently set imprints.