Emmi-dent Professional Fresh Ultrasound Toothpaste (Nano) As part of the Emmi-dent cleaning system, our specially formulated nano-bubble toothpaste supports and enhances the ultrasonic effect on the surface of the teeth and gums. Nano-bubbles are up to 1,000x smaller than other toothpaste bubbles, allowing them to creep into even the smallest crevice. Nano-bubbles destroy bacteria, leaving you with fresh breath for up to 12 hours! Helps Prevent: Caries-periodontitis, Bleeding Gums, Bad Breath 75 ml Tube --- Fresh Mint Flavor