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Crown 3 Layer Surgical Mask – ASTM Level 1 or Level 3 (Adult) (50 pcs/box)

Regular price $9.99 CAD
Regular price Sale price $9.99 CAD
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Crown ASTM Level 1 and 3 masks have 3 layers. (1) Inner layer (non-woven) which is skin0friendly, tasteless, and non-irritating; (2) Middle layer is high-grade melt-blown with great absorption and filtration; and (3) Outer layer is non-woven and water resistant.



  • BFE 95%+ \ PFE 99%+
  • Ferrous nose piece
  • Comfortable, secure fit
  • Water resistant, breathable, soft on the face
  • Exceeds ASTM F2100 standards
  • Low Delta P factor for easy breathability



50 masks per box


ASTM level 1: masks are the general standard for both surgical and procedural use.

ASTM Level 3: maximum barrier protection for any situation that has the potential for exposure to heavy levels of aerosols, sprays and fluids.


ASTM International sets the preferred standard in healthcare for best practices and
requirements for performance and materials in masks. They follow FDA guidelines in the four main areas of Fluid Resistance, Differential Pressure, Filter Efficiency and Flammability.