Filters designed and created specifically for the mask. The filter slide into and fit within the filter pocket.
The Filter is comprised of 6 layers, each specifically used to increase filtration while ensuring breathability. The filter is constructed with a copper constructed woven fabric. The copper filter is followed by high quality non-woven fabric and an activated carbon fabric. The filter is finalized with two meltblown fabrics.
It is recommended that the filter is replaced every 7-days of heavy use. If the Filter is used sparingly, short trips to the grocery store and back, then the Filter can last up to a month.
Each package is sold with five filters.