From Matilda's Own is a pack of DIY Non-Woven Mask Filter Inserts. Using the knowledge gained by making mask filters for the CSIRO in recent trials, Victorian Textiles (Matilida'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 Victorian Textiles recommend replacing them after each use.
Postage Free: Select the Pattern rate when checking out.