Activated Carbon Fiber Protective Mask (2 Pack)
- Clearance Sale: 50% Off. Consumer accounts only, while supplies last.
- Superior filtration efficiency with Activated Carbon Fiber (ACF) filtration technology
- Reusable through ACF regeneration processes
- Protects against airborne pathogenic materials
- Low breathing resistance allows you to breathe more comfortably
- ACF has extraordinary Specific Surface Area (around 17,000 ft2 per gram) with micro-pores around 1-4 nano-meter in diameter. Its absorption speed is 100-1000 times faster than the activated carbon powder or granules.