To function:
>> Correct the bad habit of sleeping and breathing
>> Prevent mouth leaks when using a sleep ventilator
Effectively fix the snoring device to prevent the snoring device from loosening in the mouth
Effectively prevent dry mouth, pharyngitis and other symptoms caused by mouth breathing during sleep
Note: If you have rhinitis or a bad nasal breath, please stop using the mandibular sleeve and go to the hospital for treatment.
Material: diving material
Colour: Black