| This type respirator can exchange the filter to protect from toxic gases like NDSR3003.Features: 1. Efficient Adsorption and Filtration: The canister is filled with a piece of filter cotton that can filter fine dust and sprays and so on. 2. Comfortable Wear Silicon rubber is adopted to our respirator, which makes the wearer comfortable. 3. Long time of dust resistance 4. Perfect air permeability5. Low breathing resistanceUsages:It can be applied to protect the wearer from a lot of dust produced in the workplaces like building, mining, ironing, and material processing. | 
