• Breathe Freely ePTFE Membrane Mask
  • Better than N95 Filtration Efficiency
  • Effective 0.075 microns >99.7%.
  • Pore size 0.2 microns, 8 Billion Pores, 99% Consistency
  • ePTFE (Poly Tetra Fluoro Ethylene) film.

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