A clinically proven teeth whitener, the Rembrandt 2 Hour Teeth Whitening Kit is great to get your teeth cleaner and whiter in the comfort of your home. This home teeth whitening kit contains 3 syringes and 2 mouth guards to help you brighten your teeth in just 2 hours. One of the syringes is for a 2-hour whitening session, while the other one is for touch-up. This Rembrandt 2 Hour Whitening Kit has a refreshing mint flavor, so your breath stays fresh. It uses enamel-safe whitening ingredient to clean up your teeth in no time. The included Comfy tray applicators make application of the whitening gel a breeze. Add this teeth whitening kit to your shopping list, spare two hours of your time, and you can flash a perfectly white smile.