Specification Item Type:Sleep & Snoring Type:Anti Snoring Tongue Retaining Device Material:Silicone Color:Sheer Usage:Sleeping Feature: No Jaw Pain Side Affects,Gently keeps the tongue out of the airway, without moving the jaw Works with Dentures, Partials or New Implants,Because it does not need to move the jaw, everyone can use. Safety,the material is silicone,it is safe and sound,everyone can use it easily. Maximum Comfort,Placed in front of teeth, behind lips. Will not cause gagging. Easy to Use,One size fits all. Works right out of the package. How To Use: First mould the tongue device with hot water to comfortably fit your tongue. After you place the device into your mouth before going to sleep, and take it out when you wake.The device can be placed in the protective case provided between uses to allow it to dry and to protect it from dirt and damage. The tongue device gently holds your lower jaw in a slightly forward position while you sleep.This opens the airway in your throat which helps to reduce/eliminate snoring. Tips: Please be aware that there might be difference between the phsyical items and pictures because of varied monitoring and light, and the size might differ from 1-3cm according to manual measurement.