Kills 99.9% of cold & flu viruses • in the tissue within 15 minutes Because cold and flu viruses are often spread by hand contact, Kleenex Brand has developed a tissue for your whole family. Kleenex Anti-Viral • tissue has three soft layers, including a moisture activated middle layer that kills 99.9% of cold and flu viruses • in the tissue within 15 minutes. This product has not been tested against bacteria, fungi or other viruses. See below for anti-viral • details. •Virucidal Against: Rhinoviruses Type 1A and 2 (Rhinoviruses are the leading cause of the common cold); Influenza A and Influenza B (causes of the flu); Respiratory Syncytial Virus (RSV-the leading cause of lower respiratory tract infection in children).