Ergonomic design, comfortable to wear, no smell
High efficiency filter dust, protective efficiency of more than 95%
Small respiratory resistance, mask to get the best sealing, use a long time
Certified by China LA
Mask for the protection of fixed particle non oil gas,
For example: Mineral / Fe / ore / flour and other substances
Do not use in oxygen concentrations below 19.5% environment;
This mask can not be used for toxic gases and vapors.