Benzalkonium Chloride is an alcohol-free antimicrobial compound that has been widely used for more than 60 years in formulas for preservatives, surface cleaners, sterilizing agents, and leave-on, FDA Monograph anti-bacterial skin treatment products. Produces a fast drying, non-sticky foam that contains unique non-drying, conditioning and moisturizing ingredients, leaves the skin with a soft, refreshing and silky after feel. Non-flammable. Non-irritating.