Crest 3DWhitestrips Professional Effects At-home Teeth Whitening Kit, 12 Levels Whiter
Crest
• 12 Levels Whiter in just 20 Days
• Designed to whiten like a professional-level whitening treatment
• Canadian Dental Association Validated
• Uses the same whitening ingredient as dentists
• Enamel Safe & Effective
• Features our Advanced Seal Technology no-slip grip so strips stay put during full application time