Material: High Quality Polyester Fiber & Activate Carbon Applicable Gender: Neutral (male / female) Features: 1. The adjustable elastic buckle makes comfortable wear. 2. Nose part design gives large space for free breathing. 3. Adjustable metal nose piece can get fit with different face shape and seal better. 4. A 5 layer PM2.5 filter helps to prevent dusts and other small particles. 5. Fine Polyester fiber provide soft, comfort and good moisture permeability. This Mask Use For: Particles such as those from grinding, sanding, sweeping, sawing, bagging, or processing minerals, coal, iron ore, flour, metal, wood, pollen, and certain other substances. Liquid or non-oil based particles from sprays that do not also emit oil aerosols or vapors.   Do Not Use For: Gases and vapors, oil aerosols, asbestos, arsenic, cadmium, lead, 4,4'-methylene dianiline (MDA) or sandblasting; concentrations that exceed 10 times the PEL/OEL and other applicable government regulations.   Cleaning Method: 1. Plug-in PM2.5 filter can not be cleaned, suggest to replace once a week. 2. Clean with neutral detergent.   Use Limitations: 1.This mask does not supply oxygen. 2.Do not use when concentrations of contaminants are immediately dangerous to life and health, are unknown or applicable government regulations. 3.Do not alter, abuse or misuse this mask.   Safety Warning: 1. If mask becomes damaged, soiled, or breathing becomes difficult, leave the contaminated area and replace the mask. 2. If mask causes allergic, should immediately take off. 3. Children under the age of two prohibite to use.
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