1. USA NIOSH approval (Approval number: TC-84A-5497) for N95 respirator
2. No staple used on the mask
3. Adjustable ring to adjust head strap for secure and comfortable fit
4. No metal used on the mask. It is suitable for the environment that is not allowed to use metal.
5. Against non-toxic solid and liquid aerosols according to EN149:2001.
6. Exhalation valve make breathing easier and reduces hot air build up
7. Recommend application:lron and steel industry、Hospital、Mining、Underground civil engineering、Disease control and others.
packing: 10PCS/BAG/BOX; 20BOX/CTN