The SleepRight adjustable night guard prevents teeth from grinding, clenching and gnashing while sleeping. 4 notches let you adjust the bite pads forward or backward for a custom fit. This low-profile mouth guard also swivels to match your bite angles. A flexible, heat-sensitive band conveniently fits between your lower lip, teeth and gums. It uses your body"s temperature to quickly conform for a perfect fit. This dental night guard stays in place by using the natural tissue retention between your lips and tongue. It"s ideal for people with small mouths and sensitive gums. Includes a travel case for added convenience. For adult use.