Face Mask with Earloop-3Ply, Blue 50 per Box
- Package includes 50 masks packed in a box
- 3 Layer dust mask construction: made of non-woven fiber fabric soft and breathable, provides a effective protect
- The filter efficiency indicators are above 99%, effective dust prevention, PM2. 5 industry, irritant gas, haze, particulate matter, allergy, pollen, automobile exhaust, etc.
- Ultrasonic welding process, comfortable wearing experience
- FDA approved specs, Meet the standard: ASTM F2100-19 Level 1. PFE