The Roselisa Smile Teeth Whitening Kit is perfect to have a if you are looking to achieve a beautiful smile easily. This set contains 3x 35% carbamide peroxide gels as well as a mouth tray with an LED light that whitens teeth in 10 minutes. The gels are formulated by dental experts, registered with Health Canada, and are 100% safe for the teeth. It effectively removes stains from coffee, tobacco, food, red wine, and other factors for a beautiful smile in just a few applications. Key Features: Perfect for people who want a white beautiful smile, Up to 8 shades whiter, Effectively remove years worth of stains from coffee, tobacco, food, and other factors that can affect the color of teeth, Formulated by dental experts, Includes mouth tray, Contains advanced 35% carbamide peroxide gel – 3ml, Registered with Health Canada, Approximately 3 uses per gel, Store in a cool dry place, avoid sunlight Warnings: Discontinue use if you experience discomfort or sensitivity.