Description Laclede Fluoride Foam was designed to aid in the protection against dental caries in children's office fluoride treatments. Laclede Fluoride Foam has the following composition: Sodium Fluoride, Hydrofluoric Acid (equivalent to 1.23% w/w F ion). Its unique foam contains no thickening agents but is actually a liquid. Thousands of bubbles continuously collapse on the tooth surface, releasing fluoride and ensuring maximum fluoride coverage. This unique formula eliminates the inherent problems of traditional gel formulas. Less gagging because there is no drip from the tray Less nausea or vomiting Child-friendly cartoon package makes treatment fun Provides equal fluoride uptake as gels, compared to using less fluoride ... Read more Warranty Information NOTE: If the seal has not been removed it may cause the nozzle to stay down after being pressed. This can cause gas to leak from the bottle which will result in a runny, not foam-like consistency.