Turn the pencil down (base) until the solution / gel comes out. When using it for the first time, more rotations are needed for the gel to appear.
Apply a layer of gel where you want to whiten your teeth.
Keep your lips open for 30 sec – 1 min until the formula dries on your teeth.
Rinse your lips, do not eat or drink for 20 minutes and then rinse your mouth.
Brush your teeth before applying the pencil. This helps remove various bacteria and germs on the tooth surface and then apply the product.

If you usually have foam in your mouth, brush your teeth a little with a towel or paper to keep them dry before applying the product.

Combine it with a clean oral hygiene during the days of use and your teeth will shine.