Petit lulu – Nanofiber Filter with Silver (For use with Cloth Face Masks)

£3.50

In stock

Petit lulu – Nanofiber Filter with Silver (For use with Cloth Face Masks)

£3.50

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  • Nanofibre Filter With Silver – three-layer protection
  • To be used in cloth masks (can just sit against the fabric)
  • Non-woven fabric
  • Certified as harmless to health and tested by the Technical University of Liberec for the capturing microorganisms (filter efficiency at least 97%*)
  • Reusable for up to 5 days
  • Proven effective inactivation (killing) of microorganisms*