This Non-Woven Lab Protection Mask can filter the air entering the mouth and nose, blocking harmful gases, odors, droplets, viruses, and other substances.
Features:
A bendable nose clip to ensure a better fit between the mask and the face
Foldable, easy to store, light weight, easy to carry
The Non-Woven Lab Protection Mask, 4-Layer, Anticarbon (922101) is made of activated carbon fiber of high adsorption, which is more effective in filtering than the ones without activated carbon fiber
Shelf Life: 5 Years after the date of production (Ensure the package is in good condition)