1. The materials used are safe and comfortable for the user and will not cause irritation or any other adverse effect to health;
2. This product is made of advanced TPE and has good performance in heat resistance, oxidation resistance, flame resistance, aging resistance and hydrophobicity; 
3. The respirator has high dustproof efficiency and low breathing resistance.

4. Contoured design ensures perfect fit, air tightness and compactness 
5. Adjustable elastic head strap, one size fit all;
6. Singe cartridge, easy to replace and enables long service life;

1. This product should be used in below conditions:
The Oxygen volume concentration in the air is not lower than 18%;
There are no toxic gases or toxic chemical substances in the environment.
2. Before use, the user should check and ensure the intactness of every component, the sealing effect of the breathing valve, the firm and close attachment between headband and frame as well as the fixity of the cotton filter.
3. When wearing this product, the user must stand/sit upright, cover the mouth and nose with the respirator without any space between and then fasten and tighten the headband to fix the respirator. The user must ensure that the respirator is fixed firmly with comfort and airtightness.
4. In the application of this product, when feeling difficulty in breathing or there is much dust on the filter, the user should leave the workplace immediately, replace the used cotton filter with a new one in clean ad safe area and re-check the airtightness of the respirator if necessary.

1. This product and the filter cartridges should be kept in clean and dry places with appropriate temperature.
2. When cleaning this product, the cotton filter should first be removed. Water under the temperature of 30℃ should be used, but organic solvent, drying with fire or exposure under strong sunlight should be prohibited.
3. This product has a validity life of 5 years.