LISTERINE WHITENING® Quick Dissolving Strips have a refreshing mint taste and kill germs that cause bad breath, leaving your mouth feeling clean and fresh. Also, in just two weeks, you will have a noticeably whiter smile.
Scroll to the bottom of the page and click "free sample" I got these about a week or two later. You get 2 strips with the offer.
http://walmart.triaddigital.com/enhancedrendercontent_ektid17024.aspx
