Degerm Personal air Guard Virus blocker card/ Virus shut out card Pack of 4 Disposable Medical Tray

Suitable for everyone, especially suitable for, people with low immunity, Usage: remove the card and wear the rope on your body; restricts virus with 1 meter circle from the product ingredients: Chlorine dioxide (sodium chlorite, natural zeolite) Expiration date: 30 days after opening the cover, it is invalid and needs to be discarded. Chlorine dioxide (sodium chlorite, natural zeolite) Expiration date: 30 days after opening the cover, it is invalid and needs to be discarded.