MN MDNGHT NML CR WHTNNG STRPS 56CT. Benefits: With a calming blend of lavender and chamomile to soothe gums before bed. Designed for sensitive teeth - with Hydroxyapatite that protects and restores enamel for a gentle whitening experience. Whitens teeth up to 7 shades in 4 weeks - all while you sleep!. A mess-free application with no rinsing or removal required. Designed with a form-fitting, no slip grip on teeth to avoid gum irritation. Clinically proven to whiten teeth up to 7 shades wheen used nightly for 4 weeks. Powered by Enamel Pro+ to gently lift stains and brighten your smile.. Key Ingredients: Powered by Enamel Pro+ - a gentle blend of essential oils, antioxidants and Hydroxyapatite to help protect and restore your smile. Enriched with Hydroxyapatite, a mineral known to protect and maintain healthy enamel and naturally protect against cavities. Formulated Without: Parabens. Animal Products. Artificial Flavors. SLS/SLES.