Nanohybrid Flowable Composite Herculite Ultra Flow combines the long-standing expertise of the Herculite brand with an innovative flowable composite. It is the perfect match with the esthetics and performance of Herculite Ultra. Featuring Smart Placement Technology, Herculite Ultra Flow flows easily when used as a base/liner and maintains its shape when used in small restorations. Smart Placement Technology Outstanding Flexural Strength Over 300% Radiopacity Low Shrinkage Easy polishability, excellent gloss retention and low wear