This top-rated Crest whitening system combines LED light tech with best-selling strips for a brighter smile.

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Crest 3D Whitestrips with Light Teeth Whitening Kit is on sale for 43% off during October Prime Day 2025.

The kit includes 20 strips, an LED light, and uses an enamel-safe formula.

This deal is exclusive to Amazon Prime members during the Prime Big Deal Days sale on October 7 and 8.

I love finding deals that no one is talking about. Everyone knows about the classic Crest Whitestrips and yes, the best-selling teeth whitening strips are currently 35% off at Amazon but, if having an even brighter smile is on your holiday wishlist, Amazon's October Prime Day 2025 has a hidden deal on an under-the-radar option to help you get the glow-up you’ve been dre

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