Crest twin pack contains 2 boxes with 20 teeth whitening treatments in each box. You will received 40 treatments in total each with 1 upper and 1 lower strip.
Get professional level whitening with Crest 3D White Whitestrips Professional Effects. They remove 14 years of teeth stains for a brilliantly whiter smile. Crest 3D White Whitestrips Professional Effects are like an eraser for your teeth. You'll see a whiter smile after 3 days, and full results in 20 days. Their no slip grip means the strips stay put until you take them off, allowing you to talk and even drink water while whitening your teeth. The exclusive FlexFit technology allows these strips to stretch, covering 30% more of your smile vs. a non-flexing strip. Achieve professional-level teeth whitening results without the professional price tag.
- Lasts 12 months and beyond
- Use once a day for 30 minutes
- Removes 14 years of teeth stains for a whiter smile
- Delivers professional-level teeth whitening results
- Advanced Seal Technology no-slip grip stays put so you can talk and drink water while whitening teeth
- The strip molds to the shape of your teeth and comes off cleanly
- Uses the same enamel-safe teeth whitening ingredients dentists use
- A comfortable, no-hassle at home teeth whitening experience
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.