|Ultrasonically bonded seams, fully enclosed Plastic Coated soft malleable Steel nosepiece, Spunbond non-woven Polyester outer facing, Meltblown Polyester filter layer, Spunbond non-woven Polyester inner facing, non-latex band Spacer, tubular knitted Polyurethane Spandex™ Yarn headband|
|4.13 x 12 in. (10.5 x 30.48cm)|
|98.2% (PFE), 97.9% (BFE)|
|ISO 9001:2000, ISO 2859|
|0.3 (PFE), 3 (BFE)μ|
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