It stops snoring by keeping the chin forward and opening the airway. The position of the chin can be adjusted according to the intensity of snoring. The custom molded dental impression provides a comfortable and secure fit. Address the causes of snoring, improve breathing, and get a restful sleep. Opens the airway to improve breathing and quiet snoring. Patented adjustable design gently moves the jaw and tongue forward. Simple fitting process allows your teeth to adapt to your individual shape. For the cause of snoring, start relaxing and getting a good night"s sleep the first night you use it. Helps your bed partner fall asleep while giving you a restful night"s sleep. Safe and effective FDA trusted to reduce snoring for smoother breathing and healthier sleep. It is hypoallergenic, BPA and latex free. Adjustable and comfortable front opening allows users to fully ventilate while sleeping with an adjustable range of up to 8 mm.Initial adjustments to the micro-adjustable jaws are made using the included tool, which makes it an effective personal snoring solution. Product size: 6*1*2.5cm Package size: 17*23.5cm Weight: 52g Package contains: 1* Stop Snoring Device When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs.