Experience the power of Opalescence PF 10% teeth whitening gel, designed for adults seeking a brighter smile. This product comes in a convenient 4-pack, making it easy to incorporate into your daily routine. The gel is formulated with carbamide peroxide and is sweetened with xylitol, which may help reduce the risk of tooth decay. Each syringe allows for efficient application into customized whitening trays, and the gel can be used for 8-10 hours a day or overnight for optimal results. Made in the USA from globally sourced materials, this whitening solution is gluten-free and kosher, ensuring a safe and effective whitening experience.