Go SMiLE Teeth Whitening Gel， 3.4 OZ.<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> Powerful and convenient teeth whitening gel that works as you brush. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Add the Gel to your toothpaste and brush as usual </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Better than "whitening" toothpaste， this penetrates to remove more stains. The results are great， within a month， see results as if you'd used a separate system </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> The Go SMiLE gell system is also a refill for the Sonic Blue System that is available in Silver or Violet from Go SMiLE (sold separately) The light-boosted Sonic Blue System delivers even faster visible results </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31CcY-nE-FL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51wWlE4-Q8L.jpg" noproxy>