ASTM Level 1 Disposable facial masks 3-ply blue 50 per box
These economic face masks are made to protect from the majority of airborne particles. They are held to the face using two soft elastic earloop ropes. The fan-fold shape and flexible nose piece allows the mask to fit most faces and remain in place. Packaged 50 respirators per pack.
Exterior layer is made of blue non-woven polypropylene
Middle layer is made of melt blown filter paper
Interior Layer (against face)
Internal layer (against face) is made of non-woven polypropylene with soft finish for greater comfort.