1.Elastic earloop face mask
2. Very low resistance to breathing, free from foreign smell, without any stimulating feeling.
3. Nose bar can be adaptable, comfortable, without glass fibers,latex-free.
4. PFE(Filtration efficiency of nonoily particles)> 30%
5. BFE(Bacteria filtration efficiency)>99%
6. Use ultrasonic welding technology, comfortable wearing.