- Exp 8/2016
- 40 strips (20 treatments)
- Lasting, professional-level whitening results
- Removes 14 years of teeth stains for a whiter smile
- Use once a day for 30 minutes; see full results in 20 days
- Uses the same enamel-safe teeth whitening agent dentists use
Crest 3D White Professional Effects Whitestrips provide professional level whitening results that last up to 12 months. Featuring Advanced Seal technology, these no-slip Whitestrips allow you to talk, drink water and go about your day while you whiten with no sticky mess. Use for 30 minutes, once a day for a stand out smile. Plus, you'll start seeing results after just 3 days.; Professional level whitening results that last up to 12 months.; Advanced Seal technology allows you to talk, drink water and go about your day while you whiten and the Whitestrips won't slip; Start seeing a whiter smile after just 3 days; Enamel safe. Same whitening ingredient dentists use; Give yourself a smile makeover with professional level whitening results at home; Easy application. Safe and easy to use.