- PM2.5 filtration
- Good for 50-70 hours of standard use
- 5-layer design
- First layer anti-sticking cloth
- Second layer filter cloth
- Third layer activated carbon
- Fourth layer efficient filter cloth
- Fifth layer anti-sticking cloth
The PM2.5 filter’s air resistance will increase over time as the spunbonded fibers accumulate airborne particles, making it noticeably more difficult to inhale. When this happens, the filter should immediately be removed and replaced.
1 pack contains 15 carbon filters (The replacement filters are available for only Adult Size).
Mask is not included.