Protects against fine dust oil & water based mist. Latex Free Knitted Textile Elastic- Long Life, Skin Friendly, Does not Deform in High Temperature. Unique Adjustable Beads- Gives. Snug Fit Yet Relieves Strap Pressure. One Way Exhalation Vent Valve- Provides Breathing Comfort, Promotes Easy Communication, Butterfly Vent Valve. Stitched adjustable double elastic. FFP2 Level Protection. Elastic Sewed Outside Filter Area-No Leakage, No Puncture on Filter. Aluminium Clip For Snug Fit. Low Profile Design- Fitting Wide Range Of Face. Contours. Comfort Fold Flat Style, light weight, and large surface area. Easy to store. Speech communication possible. Suits long duration wear. Modern ultrasonic welding technology forms composite filter without needle holes. High technology Filter media with micro fine fibers and electro static charge. Outer cover web sheds minimum lint. Inner layer soft and low lint for skin comfort. Braided elastic, high skin comfort while in use in tough conditions. High strength Nose clip gives desired fit. Filtering Efficiency: More than 94 %