Gycoo Anti Snoring Solution Air Purifier Filter Snore Stopper Device Chin Strap Nose Vent Solution for Comfortable Sleep (Blue)

Note: If the first wear feel difficulty breathing or feel not smooth, this is normal like now, because a adapt to the product guide principle process, with more than a few times can adapt to return to normal, this is not going to have any effect to the human body. Be safer to get more oxygen and breathing a purified air. Sleeping like lying on the spring grass land and breathing the fresh air.