Our Laser Teeth Whitening process includes a brush applicator and LED cool blue light. You will go through 3-4 whitening rounds (20 minutes each), removing years and years of stains. Our process whitens all 3 layers of teeth down to the Dentin layer. The average whitening results is 4-14 shades whiter in one session, depending on the composition of your teeth. One session includes all the whitening rounds. This process will get your teeth to the absolute whitest they can naturally go.