Snow white teeth whitening applicator pen is the most convenient teeth whitener of all the snow white teeth whitening pen is a safe pain free way to whiten and brighten your smile at a fraction of a cost of dental procedures easy to use and apply simply use the brush on applicator there is no need for messy mouth guards or strips applying the gel is painless and easy you can literally whiten anywhere how to use for first use apply to teeth every 15 minutes for one hou