where metal fume and dust is generated where mechanical dusts is generated

-. Non-toxic silicone nose cup makes it comfortable to wear for long hours

-. Improved chin pad to give more comfort and great seal.

-. A wide field of vision provides excellent visibility

-. 360 degree rotatable filter cartridge makes replacing filters easy

-. Effectiveness of the filter is over 99% 

-. Highly efficient flow valve makes breathing easier by releasing CO2 and hot and humid air within the respirator

-. Hair alignment pin prevents from sliding down the safety helmet