Feature:
1.Nasal shell design, combined with facial curves, easy to wear glasses;
2.No nose clips, no need to remove nose clip pressure, eliminating the need to adjust troubles;
3.Cotton headband, sweat is not tight;
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4.Soft lining to reduce irritation to the skin;
5.High-quality filter material to ensure the inspiratory and expiratory resistance required by the standard;
6.It is suitable for the protection of dust generated during construction, stone mining, textile, polishing, metal casting, pharmaceutical, electronics, material processing and polishing;
7.It has good dustproof effect on sandstorms.
