2x Anti Snoring Aid Mouth Guard - Adjustable Mouthguard Sleeping and BreathingThis mouthpiece is designed for healthy adults who wish to reduce the volume and frequency of their snoring. The mouthpiece gently holds your lower jaw in a slightly forward stop position while you sleep. This opens the airway in your throat which helps to reduce snoring. Specifications: Prevents Grinding of Teeth Reduces Snoring Made from Soft Silicone One Extra Large Opening Breathing Hole which allows you to breathe easy during sleep Air Spring