Designed for comfort and tested for safety to extend protection to you and your loved ones. These 3-layered Aerian masks are reuseable for up to 4 months and kind to the environment. 10% of the proceeds go to the SBPWA Education Fund. The Aerian protective wearable is the first active virus and bacteria-killing mask that uses patented nCamM nanosilver developed by scientist and NUS Chemistry PhD holder, Dr Liu Hongjun. The nanosilver has been tested at laboratories accredited by the International Laboratory Accreditation Cooperation (ILAC) and CNAS. * Anti-viral - Anti-bacterial - Anti-contamination * Harnesses silver’s anti-viral disinfecting properties at a nanoscale * Tested and proven to kill up to 99.99% of flu viruses and other pathogens * Filters harmful particles, disease-causing germs, and air pollutants * Durable, reusable, and can last up to 4-months even with daily use