🔍 Maximizing Filtration with Activated Filter Insert: Effective Non Woven Technology Review

For starters, ALL 30 filters were boxed in two groups of 15 and sealed. I bought these to fit in our filter sleeve on our current sheet masks and they cover our nose and mouth well. They are not bulky and I did a candle blow out test with excellent results. I would highly recommend them and plan to purchase more as the need arises. Fun fact: I have a big head 😂 which is always a factor when buying these things 😉

I have several fashionable artists' sheet masks that have a slit to insert filters. So I decided to buy this filter element. Items will be professionally packed in original condition in a plastic bag and then in a box. Each filter is thick and contains an activated carbon filter on additional layers. If you want to be fashionable (make a statement) but at the same time have maximum protection, these filters are a good choice. The package arrived immediately. It's made in China but shipped from…

This was my third order of filters and my first order for Revain. I ordered them from sellers on Etsy and decided to cut out "middlemen". However, I find these filters to be very thick (thicker than any other I've used) and difficult to fit properly in the mask's filter holder: they cover the nose, mouth, and sides of the mouth. The filter falls down once in the holder, especially when you try to lift the filter towards the bow. It took me almost 10 minutes to put the filter in correctly. It…