50 Pack Face Masks: package includes 50 pack fashion disposable face masks
3 Layer dust mask construction: made of non-woven fiber fabric soft and breathable, provides a effective protect
Widely used: Used for outdoor cycling enthusiasts, home decoration, all 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