Thixotropic acidulated phosphate fluoride (APF) gel with 1.23% fluoride ion. Flows easily, assures closer adherence to enamel and interproximal surfaces with minimal risk of ingestion. Treatment effective in 60 seconds. 16 ounce/480ml soft dispensing bottle with side window for easy dispensing and view of contents, provides approximately 120 applications. Available in 5 great flavors - no bitter aftertaste