PM 2.5 Face Mask Filter Pack (20 Filters)
PM 2.5 filters for face masks with high purity PTFE membrane filter designed to capture micro-particulates in the air.
These filters fit into Maask's face masks and provide significantly improved filtration compared to using a face mask without a filter.
It is recommended to swap filters after 69 hours of use or after 1 month.
Materials - Polytetrafluoroethylene (PTF) membrane), cloth and carbon. Product packaging - Small plastic bag (used to keep sterile).
Delivery & Packaging
Delivery Packaging - Cardboard mailers. Delivery time - 5-10 working days. Please note if you order from more than one brand expect to receive separate delivery packages.