Many reasons to choose FDNS Nose Filters than a traditional dust musk:
- More effective filtration than most masks(up to 99.9% of Airborne Matter)
- Much longer usage time before replacing (up to 24 hours per pair VS only 3-4 for traditional masks)
- Much more discreet (barely visible from a short distance)
- More easy to carry and store, especially during travel
- Much more affordable for continuous / long-term use
- USA Made , Tested and Patented
