Overview1. To fit, first practice placing and get the feel for how wide you should open your mouth.
2. Put exerciser with biting strips in boiling water for 20-24 seconds.
3. Remove exerciser from boiling water, shake off excess water, but don't wait too long to let it cool.
4. Stick your thumbs through the hole, place, and adjust exerciser so you are biting down on bite strips.
5. Bite down and hold for 15 seconds to customize the mouthpiece to the contours of your own mouth.
6. Remove exerciser from the mouth and cool your imprints under cold water for a few seconds to permanently set imprints.
For anyone interested in health and fitness, who wants to create a more muscular, youthful appearance. It’s the hands-free workout that anyone can do. Helping people of all ages to tone, firm, and strengthen their appearance, by increasing blood flow to the face, neck and head. You can get a well developed jawline by using our jaw muscle exerciser.