Reusable Sewn Face Masks

20 Pack of Non Woven Filters

Sale price Price $6.50 Regular price Unit price  per 

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  • This optional filter fits between the two cotton layers of the mask, and inserts from the bottom
  • Material: Melt-blown non woven polypropylene
  • This DIY filter material is recommended by Dr Peter Tsai, inventor of N95 masks. 
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