Unlike dentures, the Instant Smile Flex is comfortable, flexible and fit over your teeth similar to press on veneers. The perfect adult makeover that is easy to fit within a few short minutes before transforming your teeth into the perfect smile. These handmade, teeth are easy to fit after carefully dropping them in hot water. The step by step instructions is located on the back of the package. Perfect for everyday use, at your work, college, reunions, weddings and any type of family gathering.