Want a whiter smile at home? Choose Crest 3DWhitestrips, the #1 dentist-recommended at-home teeth whitening brand. Get a brighter, whiter smile in just 7 days with Crest 3DWhitestrips Pearl Glow. This 30-minute teeth whitening treatment makes it easy to whiten teeth without leaving the house. It has been accepted by the American Dental Association and uses the same enamel safe teeth whitening ingredient as dentists. Try Pearl Glow teeth whitening kit and get 100% noticeably whiter teeth, guaranteed. Plus, the Advanced Seal Technology's comfortable, no-slip grip stays put, so you can talk and drink water and chat with friends even while whitening your teeth. Simply apply Crest 3DWhitestrips Pearl Glow for 30 minutes a day for 7 days. This pack includes 14 teeth whitening strips, 7 for your top teeth and 7 for your bottom teeth, to be used over the course of 7 days.