DIY Mask Filter refills A4 4 pack
Product Code (SKU): 0001109
Stock Availability: In stock
Matilda's Own Mask Filter refills
Using the knowledge gained by making mask filters for the CSIRO in recent trials, Matilda's own have created this highly efficient face mask filter.
100% Made in Australia from Hollow Conjugated Polyester for moisture absorption and extremely effective particle filtration.
Each pack contains 4 x A4 sheets, measuring 210mm x 297mm for use with your own cotton outer.
Makes up to 24 refills. Refills are washable but we recommend replacing them after each use.
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