Crest 3D White Monthly Whitening Boost Dental Kit , 2Pack (12 Treatments)
- Give your white smile a monthly boost between teeth whitening treatments
- Can be used once a month for 1 hour to give you noticeable whitening after just one strip
- Use the same enamel-safe whitening agent that dentists use
- Advanced Seal Technologys no slip grip stays put. No slipping, no sliding!