It stops snoring by keeping the chin forward and opening the airway. The position of the chin can be adjusted depending on the intensity of snoring. The individually shaped dental impression ensures a comfortable and secure fit. Treat the causes of snoring, improve breathing and get a restful sleep. Opens the airways to improve breathing and quiet snoring. Patented adjustable design gently moves jaw and tongue forward. The simple adjustment process allows your teeth to adapt to your individual shape. For the cause of snoring, relax and sleep well the first night you use it. Helps your bed partner fall asleep and gives you a restful sleep. Safe and effective FDA trusted to reduce snoring for smoother breathing and healthier sleep. It is hypoallergenic, BPA and latex free. The adjustable and comfortable front opening allows the user to fully ventilate while sleeping with an adjustable range of up to 8mm. Initial adjustments to the micro-adjustable jaws are made with the included tool, making it an effective personal snoring solution. Product size: 6*1*2.5cmPackage size: 17*23.5cmWeight: 52gPackage includes: 1*Stop snoring device