Milkshirt face masks are designed to fit a replaceable filter between the two layers of premium anti-microbial shirting fabric. A pack of Replaceable filter contain 30 pc of 100% Polypropylene non-woven filters. 

• 30 pc pack of 100% Polypropylene non-woven filter with melt-blown core
• Cut to fit facemask specifications
• This product is sold without the mask
• Care: Replace the filter layer after each use