CREST 3D WHITESTRIP PRO EFFECTS 20'S

Get professional-level results without costly whitening treatments. Our best teeth whitening system yet gives you lasting results - not to mention groundbreaking Advanced Seal technology for no-slip whitening. Crest 3D White Whitestrips Professional Effects is formulated with the same enamel-safe ingredient dentists use. Apply once a day for 30 minutes. You'll start seeing a whiter smile after 3 days, with full results in 20.