4 x Teeth Whitening Mouth Trays - Remouldable Gum Shields - Easy & Fast MouldsTWO Complete tray set - 4 shields, 2 upper and 2 lower 2 x high quality thermoforming teeth whitening trays This set is non-toxic and has zero smells attached Made from food grade EVA materials They are very easy to use and fast to mould to your teeth They can be remoulded multiple times Some people use these to stop grinding their teeth at night Video Guide: https://youtu.be/LrDTKevj77s How to use: 1. Submerge the mouth trays into approximately 80°C hot water for 5 seconds, remove the tray from the hot water and let it cool for 10 seconds. 2. Place the trays on your teeth to form an impression. 3. Trim the formed trays, cutting at the gum-line. 4.
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