Description:
Horizontal fold flat face mask with exhalationvalve,EN149:2001+A1:2009 
Nonwoven Disposable Horizontal Folded Dust Mask with exhalation valve

Features:
1.High bacteria filtration efficiency;
2.Hygenic, safe to wear maintenance-free;
3.Resists dust, oil-free particle, anti inorganic vapors and acid gas of low toxicity;
4.Adjustable nosepiece provieds a comfortable seal for different facial size.
               

Applications:
Grinding, Sanding, Sweeping, Bagging and other dusty operations.