Crest Teeth Whitening Strips Professional Effects - 4 Bonus Strips

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Achieve noticeably whiter teeth in just 3 days with Crest Professional Effects Whitening Strips. Each strip is coated with the same whitening ingredient dentists use, delivering professional-grade results at home. The advanced seal technology keeps strips in place for the full 30-minute treatment, even while talking or moving. This pack includes 4 bonus strips, giving you extra treatments to maintain your brighter smile. Safe, effective, and clinically proven — transform your teeth without the dentist's price tag.