Premium protection Mask ADULT 50 pieces  Good Manner kf94 4 layers mask Anti- Coronavirus Mask
Material: high-density non-woven fabric.
3D three-dimensional design with fluffy, breathable, and soft, will not cause the fog when wearing glasses.
An adjustable nose bridge and elastic earloop have enough elasticity to make a good seal.
4 Layer Multilayer protection can filter out dust, germs, smoke, pollution, and  94% particles in the air.