Arm &amp; Hammer Whitening Booster， 2.5 Ounce (Pack of 2)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> Easier， faster and 3X more whitening agent than a leading whitening strip*. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Simply apply ARM &amp; HAMMER® Whitening Booster over your toothpaste and brush as normal. That’s it. No extra steps and no mess. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> It starts working immediately and gets teeth up to 4 shades whiter†， all for a fraction of the cost of a leading strip. ; </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> *When used as directed </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> †In 6 weeks when used as directed </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51MKIao2RaL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51V93zs8jkL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51AHYmNv%2BML.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41na61GbvPL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31rJNeTxjmL.jpg" noproxy>