ASTM F2100 standard minimum 95% filtration rate medical grade disposable one-time use face mask.
3 layer of high-quality non-woven fabric face mask increases filtration and air circulation for wearers.
The outer layer is dust and waterproof; the middle layer is for filter
The inner layer is skin-friendly and making it breathable and comfortable to wear.
Comfortable elastic ear-loop designed can well fit all face shapes with adjustable metal nose guards.
Multi occasion application given this face masks can be wore anywhere you need both indoor and outdoor. It€™s the best and most convenient protection for you.
Notes:
It is not reusable and is recommend to change every 4 hours for most optimal protection.
This mask meet the ASTM F2100 Standard Level 2 medical grade face mask