No water required. Antibacterial protection to kill 99.9% germs quickly. Contains benzalkonium chloride. Use this all-purpose hand sanitiser to help stop the transmission of germs. Benzalkonium chloride based Hand Sanitizers have distinct advantages over gelled alcohol hand sanitizers. While both product forms are fast acting and allow for use without water or towels, benzalkonium chloride based products are non-flammable, less drying to skin, and will not stain clothing.