3ply Sterile Medical Grade Face Masks (400 pieces)

- Order over $41 with free shipping - 3ply, earloop, bacterial filtration efficiency 98%- Light weight, dedicated face mask materals PP meltblown 99.- Electrostatic adsorption blocks the half micro meter size droplets- 6 more times better protection than the cloth face masks.- China medical mask standard, equilent to level II, for medical organization in China.- 10pieces sealed pack;10 packs in a sealed bag as pictures.灭菌，熔喷99中国医用口罩标准老牌医用口罩厂家南昌通达医疗器械公司产品