Filter Material: Washable, Reusable Sew-In Lab Tested

Filter Material: Washable, Reusable Sew-In Lab Tested

Regular price $10.00
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Filter material has been lab tested with 77-82% particle filtration efficiency at <.1 micron after 50 washes. Ideal to line fabric facemasks. 

Material is 60cm wide.

**This listing is for 1/2 meter**  For a full meter, select quantity '2'.

Shipped from Ottawa, Canada