Material Inserts


Now you can have the protection of Filti Nanofiber material in your own mask with Filti Mask Material Inserts. Includes 20, 6×4 inserts.

SKU: filti precut inserts Category:

What’s Included:
20 Pre-cut Original Filti NanoFiber Technology Mask Media. This product is strictly the mask inserts, you will still need other materials to produce as a mask.

  • Dimensions per individual insert : 4in x 6in
  • Color: White


  • Spunbond : (Polypropylene ) (face inward)
  • Network of FDA Certified NanoFiber Technology (Polyurethane Polymer)
  • Spunlace : Polyester (Face outwards)

Total Thickness: 1 mm
Weight: 2 oz (20 insert cuts)


  • Manufactured in the USA
  • Material is not electrostatically charged, it is mechanically efficient
  • Material does not contain: fiberglass or other harmful material to inhale
  • Air Flow: 60 pascals DP at 5.33 cm/sec face velocity @ 32 liters per minute
  • Efficiency: 95% efficient at 0.3 microns
  • Nanofiber network layer is hardly visible to naked eye

Filti’s Face Mask Material is engineered using our patent-pending Nanofiber technology and is highly-efficient (up to 95%) on sub-micron particles, including bacteria and viruses.

For material specifications, see the Filti Face Mask Material Data Sheet.

Third-party testing results: BFE and PFE final reports.

  • How is the face mask material designed?
    The material is a 80gsm, three layer design consisting of a polyester spunlace outer, tight network of FDA certified polyurethane nanofiber, and polypropylene spunbond scrim to support the nanofiber.
  • What are the manufacturing specs?
    Manufacturing specs are targeted at 95% efficient at 0.3 microns (per lab test 6.2 dp 95.3% efficient). The air flow spec for this material is maximum 60 pascals dp at 5.33 cm/sec face velocity at 32 liters per minute.
  • Is the face mask material reusable?
    In light of the pandemic, the CDC understands Filtering Facepiece Respirators (FFR) decontamination and reuse may be needed during times of shortage to ensure continued availability. If you choose to reuse the material, we recommend following CDC sanitization guidelines while continuing to handle your material with caution: Decontamination and Reuse of Filtering Facepiece Respirators
  • How do I track my order?
    You will receive an email with live tracking information for your order once scanned into transit by the shipping carrier.
  • What is your refund and cancellation policy?
    Our refund and cancellation policies can be found under our Fulfillment Policy
Weight .12 lbs
Dimensions 7 × 8 × 1 in

20 inserts (4in x 6in)


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