# 3M N95 Mask Characteristics

manufacturer page: [3M N95 8000](http://multimedia.3m.com/mws/media/218306O/particle-respirator-8000-n95.pdf)

![](./3MN95_mask.jpg)

#### thickness (mm pm 0.005) measurements:
- overall: 0.721

#### weight (10(pm 0.5) x10(pm 0.5) mm square material) measured in g pm 0.0005
overall: 0.0223

single layer mask, but looking at side wall in SEM looks like it's 3 layer as well (the layers just don't fall apart upon cutting)