Our Whitening Tooth Pen contains mica powder, titanium dioxide, hydrogenated polyisobutene, etc. It can whiten teeth, freshen breath, and add vibrant color and luster to your smile. It's easy to use: clean and dry teeth, apply an appropriate amount of liquid evenly on the tooth surface, wait about 30 seconds for the liquid to dry. Instantly whiten teeth, showing perfect shine. Prepare every close-up shot for you, adding vitality, color, and luster to your smile. The pearl gloss formula that covers teeth can produce immediate whitening effects