These mouth trays enable dental pad to be separated from the upper and lower teeth direct contact<br />Reduces tooth wear and periodontal injury and relieves muscle fatigue<br />Can be cut freely according to your mouth size<br />Medical EVA material、 no harm to the teeth and oral soft tissue<br /><br />How to use:<br />1. Soak the mouth tray into hot water(about 70 degree Celsius) for 10-15 seconds to make it soft<br />2. Wear it on upper dental bed and suck&nbsp; to remove the air between the teeth and gum、 and push it to fit your teeth closely. Dont bite forcibly<br />3. Keep the step 2 for 30 seconds(with the help of your hands and tongue)、 then take it out from your mouth<br />4. Cut off the redundant material between teeth and gum、 then cut off the handle to avoid stimulating the gum<br /><br />Note:<br />1. It is normal if your teeth feel pain and soreness when first use<br />2. You can re-fix the form if you are not satisfied<br />3. Clean the mouth tray before use<br />4. Replace the mouth tray once per 3-4 month<br />Material: medical EVA<br />Size: 4 x 4 x 3inch<br />Color: clear<br />Package:<br />6 x Mouth Trays