Five-layer Filtration: Multiple protection to isolate dust, multi-layer folding, good ventilation, double your protection with an additional filter. Reasonable Size: Filters size: 12x 8 cm/ 4.7 x 3.1 inches.It's compatible with majority of mouth cover available in the market. Wide applications: Activated Carbon Filter anti airborne particles dust,smoke,pollution,ash,gardening pollen and so on,suitable for most occasions.Filter insert can not be cleaned and should be replaced every day. Filtration technology: made of activated carbon and non-woven melt-blown filter cloth, five-layer filter system effectively keep away from PM 2.5 and a range of airborne contaminants.
R**S
An added level of protection for masks
These mask I sorts add a 5 layer additional level of protection for my face masks. Te help protect me from others and others from me. It has to help to some degree. Easy to use. Makes masks better and more efficient.
B**O
Value for your dollar
Good size, good quality and durable. Easy to insert and dispose of. Husband is very comfortable all day while working at his job sites. Hope this vendor last....
A**E
nice and comfortable
convenient
M**D
Great insert for added protection.
This item fits well inside masks , great for added peace of mind .
A**R
Easy to use
Worked great in our cloth face masks! Just folded them over to get them in slot and they opened on own once we got them in. Easy to use. Great product and comfortable to wear
C**I
Good product
Tightly packed and sealed. Great quality. Fits face mask perfectly.
M**Z
Very effective
Very easy to use + more than 1 use, so economical !
N**S
Not the most confortable
It’s a bit rough and it makes it hard to breath with it. However safety isn’t supposed to be confortable I supposed. I do think that this is durable. It is just not something I’d wear daily.
Trustpilot
3 days ago
1 month ago
