1pcs Instant Whitening Oral Pen
Applicable to smoke stains, tea stains, coffee, cola, red wine, colored food, bad habits and other reasons caused by yellow teeth, black teeth;
How To Use Teeth Whitening Pen:
After cleaning the teeth, remove the cap and rotate the end of the whitening pen until the essence overflows onto brush head. Then apply the product on the teeth evenly and rinse it with clean water after 15-20 minutes, we recomend to use 2-3 times per week.