Duraflor® Halo 5% Sodium Fluoride Varnish (0.5 ml unit doses)Treats hypersensitivity with the highest allowable fluoride concentration. Convenient peel and apply package minimize mess and risk of cross contamination. Dries to a natural white color for increased patient compliance. Patients will enjoy all of the great tasting flavors sweetened with xylitol. Does not contain tree nuts, peanuts, sesame, corn, shellfish, egg, soy, dairy products or gluten.