Effective and Affordable: The teeth whitening pen will provide rapid whitening results with 2 uses of daily application without feeling any sensitivity. People can see the visible whitening effect by using it for 1-2 weeks. Just need a teeth whitening pen, no need to visit the Beauty Clinic with complicated process anymore. Safe and Mild Ingredients: The active ingredients of our teeth whitening gel pen are safe and not sensitive. It can effectively and quickly remove years of stains caused by coffee, tea, wine, smoking, soda, and more. The teeth whitener has a hint of mint. If you dont like the taste, rinse it off after using 20 minutes. Your mouth will feel fresh and clean with no residue. Easy to Apply: Teeth stain remover pen is used in a similar way to lipsticks. Twist the bottom of the pen clockwise, then the whitening gel will flow from the gel chamber into the brush. Then you can gently paint each tooth. Use the teeth whitening kit twice a day, hold on for two weeks. Teeth will become whiter and whiter. Easy to carry: 4ml/ pcs. The teeth whitening pen has a sleek tube design which is convenient to store in any purse or pocket. Satisfaction: Teeth whitening products need to be used consistently, and the effect will gradually show with the prolongation of use time. We're so confident you'll love our teeth whitening pen that we'll refund every penny if you don't like it! If you have any problem with it, refund or replace a new one quickly, contact us anytime for help.