Key Features: Adjustable nose clip, to help provide a better seal. The face seal has a tight-fitting. This is a three-layer mask.
Measurements: 6" width x 4 to 6" height.
- Spunbound out layer and inner material.
- USA high-quality filter media with ASTM rating.
- Dust protection 97.80% PM2.5 PPE (sub-micron particulate filtration efficiency) > 95%
- Bacterial filtration efficiency >95%