Crest Whitestrips
Crest Whitestrips are the most popular whitening strips available on the market. The teeth whitening crest strips are made by Procter & Gamble. Crest Whitestrips were first introduced in 2001 and became an instant success on the tooth whitening market. The strips have 6%-10% hydrogen peroxide and a single package contains a 2 week treatment. Crest Renewal whitening strips use the same quality whitening agent, which is safe for the teeth enamel and is used by professional dentists.
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