FlexFit Peroxide Trays - Prefilled Teeth Whitening Trays – 12% Hydrogen Peroxide, Dentist-Grade Kit (20 FlexFit Trays, 10 Treatments)
“Results were instant. I’m impressed!” ★★★★★ – Troy M. Peroxide Whitening. Full Coverage. Dentists whiten teeth with peroxide because it penetrates stains beneath the enamel surface. Expertwhite strips use the same peroxide-powered whitening technology. Dentists typically whiten teeth using trays filled with peroxide gel. Expertwhite trays bring that same whitening method into a simple, ready-to-use format Most whitening trends only treat surface stains. Peroxide whitening works differently by penetrating deeper discoloration Whitens beyond the surface to where the stains are. Expertwhite Prefilled Teeth Whitening Trays deliver noticeable whitening in 3–5 days using dentist-grade hydrogen peroxide — the same whitening ingredient dentists rely on because it penetrates stains beneath the enamel surface. Dentist-style whitening at home Most yellowing isn’t just surface discoloration. Coffee, tea, wine, and everyday foods leave pigment inside the tooth. Peroxide whitening works diff