The KN95 mask with the valve is designed for comfort and is for use to prevent build up of heat behind the mask. So it is designed to filter incoming air only.
*Please note: this mask is not to be used by anyone with the virus or expected to have, as the valve allows the air to escape.
Package of 4 masks (individually wrapped).
One size fits all
Adjustable nose clip
Ear band sealing design
5-layer filter guard protection
Non-Woven Outer Layer - the top layer of the mask filters out almost 98% of airborne particles, dust, seasonal allergies, smoke, car exhaust, pollution.
PP Cotton - isolates dust
Activated Carbon - absorption of dust, peculiar smells and harmful particles.
KN95 Melt Blown Layers - effective filtration of smaller particles.