Photo by: David Cook
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Crest 3D White Whitestrips 2 Hour Express
Start up a movie on iTunes, and these speedy teeth-whitening strips will reveal a red-carpet-worthy Hollywood smile by the time the credits roll.
How It Works: Most at-home whitening kits don't live up to in-office treatments on two fronts: not enough bleach (dentists recommend more than 7 percent hydrogen peroxide) and scant tooth-to-peroxide contact. This Crest system ...
more Photo by: David Cook
BODY
Crest 3D White Whitestrips 2 Hour Express
Start up a movie on iTunes, and these speedy teeth-whitening strips will reveal a red-carpet-worthy Hollywood smile by the time the credits roll.
How It Works: Most at-home whitening kits don't live up to in-office treatments on two fronts: not enough bleach (dentists recommend more than 7 percent hydrogen peroxide) and scant tooth-to-peroxide contact. This Crest system addresses both issues with a thicker gel layer of 10 percent hydrogen peroxide to fade surface stains, better-fitting strips with notches that curve around teeth, and a strong adhesive that grips for two full hours.
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