DIY Face Mask Filter Media provides an added layer of protection to homemade and store-bought face masks. The 100% needle punched polypropylene filter material boasts a 75% efficiency in blocking airborne particles. Each flat-pack contains a 24” by 3-yard section of filter media that can be cut to any size.

Machine washable – lay flat to dry.
Specifications
  • Breathable, high-efficiency filter media
  • Perfect for DIY face masks
  • Easy to use
  • Machine washable
  • Measures 24" x 3 yds. (61 cm. x 1.82 m)