Ean Code:3435171591007,Presentation:Box,Contents:1 Gutter Quies Anti Snoring Mouth Gutter Is An Intraoral Device That Advances The Lower Jaw A Few Millimetres To Clear The Pharynx And Free The Passage Of Inspired Air. This Action Can Reduce Snoring And Provide Restful Sleep. It Is Simple To Use And Immediately Effective Quies Anti-Snoring Mouth Gutter Is An Intraoral Device That Advances The Lower Jaw A Few Millimetres To Clear The Pharynx And Free The Passage Of Inspired Air. This Action Can Reduce Snoring And Provide Restful Sleep. It Is Simple To Use And Immediately Effective