Printable DIY Teeth Whitener
- A Mouth Guard You can find them in the sports section for a buck or two
- 2 parts baking soda
- 1 part hydrogen peroxide
Mix the two together until you get a toothpaste consistency.
Fill the tray.
Place it in your mouth and leave in for about 10 minutes.
It might take a week or two for you to achieve the whiteness you’re looking for.