Crest Whitestrips® Tooth Whitening. The flexible, virtually
invisible strip holds the whitening ingredient against the
teeth long enough to get at stains beneath the surface.
Professional Strength 6.5% hydrogen peroxide Whitening System.The 6.5% hydrogen
peroxide is great for those needing lower concentrations than Crest Whitestrips
Supreme.
The most recent addition to the Crest Whitening Strip family, the Supreme
version uses 14% hydrogen peroxide - versus the 6.5% used in Professional
Whitestrips, and the 5.3% used in Crest Whitestrips. Includes 84 Tooth
Whitening Strips.
