Simple to Use: Sling the One-piece Strap over Your Face and Around Your Chin and Adjust the Size to Your Liking Instantly Stops Snoring: Your Jaw is Held Firmly in Place with the Velcro Straps. Perfect Positioning: Ideal Jaw Positioning Combined with a Closed Mouth Effectively Prevents the Tongue and Throat Tissues from Falling Back and Blocking the Airway. Sleep Comfort: The End Result is a Quieter, Snore Free Night. No More Waking Up with a Dry Mouth and Throat Comfortable: The Soft Fabric Will Ensure Your Face Doesn't Get Irritated Resulting in a Great Night's Sleep Specification: Type: Anti Snore Chin Strap Material: Compound Material Size: 10 x 15 x 2.5cm Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.