The outer layer of 2S non-woven fabric of impermeable fabric;
The second layer of antibacterial cotton offers a soft and light feeling;
The third layer of meltblown filtration with Bacterial Filtration Efficiency (BFE) ≥ 99%, Particle Filtration Efficiency (PFE) ≥ 95% and Virus Filtration Efficiency (VFE) ≥ 95%;
The innermost layer of soft breathable non-woven fabric.
1 Box = 10pcs
1 Package = 10 boxs