what is the best teeth whitening strip out there?

please help i do not want to wast my money
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i suggest crest whitening stips, theyre easy to use and taste good! i'll show you some good whitening strips: http://www.whitestrips.com/en_US/whitest… http://www.listerinewhitening.com/ and heres a website about whitening strips:http://dentistry.about.com/b/2007/07/31/…
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