This product is either discontinued or we cannot get that from suppliers.
Nanohedron Filter Replacement (5 pcs) - Small, Product Type: Safety Mask Filter, Size Standard: Small, Country of Origin: Taiwan, Protection Type: Bacteria, Virus, Pollen, Dust, Smog, Pollution.
Designed for the Moshi OmniGuard mask. Five-layer design filters out particles down to PM 0.075 and up to 99.9% bacteria and virus filtration efficiency.