Can be used for issued masks, handmade masks, 3D masks, non-woven 3-layer masks, urethane masks, etc.Made in Japan. The air permeability of the filter is equivalent to the "color 3D urethane sponge mask".The thickness is about half a thin material with a urethane sponge mask.

Note: Pulp paper has not been antibacterial effects.In addition, those who are expected to have a filter effect, they are highly breathable and may feel insufficient.In that case, you will need to use gauze or kitchen paper in combination with it.They are also disposablePlease replace it about half a day.Also, please be careful when disposing the seat to prevent the spread of infection.