Arrests progression of lesions that are too advanced for fluoride therapy, Enables immediate treatment of lesions notyet advanced enough for restoration (drill &fill); ends “wait & see” approach, Next step beyond minimally invasive approach to dentistry, Patient comfort – no drilling pain, Arrests caries progress without unnecessary loss of healthy hard tissue, Prolonged life expectancy of tooth, Patients with poor compliance can be treated earlier, Cosmetic treatment of white spots in one patient visit, Highly esthetic alternative to microabrasion and restorative treatments of cariogenic white spots, Patient comfort and convenience, Frees up additional chairtime