Advanced cleaning & disinfection. Kills 99.9% of germs (Based on ISO 14729 testing against the 5 panel organisms). Exclusive formula. Not found in store brands. For use with all soft contact lenses. Cleans. Rinses. Disinfects. Stores. Opti-Free express solution provides disinfection, cleaning, and comfort. Effective disinfection. Everyday cleaning. Everyday comfort.