Crest 3DWhitestrips Professional Effects At-home Teeth Whitening Kit, 20 Treatments,18 Levels Whiter

40 strips: 20 treatments (each with 1 upper/1 lower). Anti-theft program. Lasts 12 months & beyond. Enamel safe. Professional Effects: Whitens like a professional-level treatment. For a professional-level whitening with a comfortable, no slip whitening experience. Satisfaction 100% guaranteed. To learn more about Crest Whitestrips or get special offers, go to Questions? Call 1-800-395-8423 or visit