The chlorine dioxide compoundremoves bacteriathat are floating in the air around you. It comes in the form of a card with a neck strap foreasy carrying, perfect for going out, on commuting, crowded places. Eliminate planktonic bacteria, influenza, and other viruses, reducing the chance of being infected or infecting others. Experimentally proven to effectively block airborne particles and bacteria, as well as various epidemic viruses. It comes with a neckband and made perfect for carrying around crowded places. Each piece will last approximately30 daysafter opening, eco-friendly and cost-effective. Suitable for everyone, especiallychildren /pregnant women /elderly /long-term access to hospitals and clinicswith more bacteria.
