(CNN) Layering your face is in -- but not as a fashion statement. It may just save a life.

Public health officials are suggesting double masking as a way to increase the level of protection from the coronavirus and its multiple, more contagious variants.
"If you have a physical covering with one layer, you put another layer on, it just makes common sense that it likely would be more effective, and that's the reason why you see people either double masking or doing a version of an N95," Dr. Anthony Fauci, now chief medical adviser to President Joe Biden, told NBC's Savannah Guthrie.

Then President-elect Joe Biden wore a double masks just before Christmas last year.


Layer on the protection

A single-layer mask isn't really effective in blocking aerosols, studies show, and even homemade two- and three-ply fabric masks are only partially protective -- somewhere in the 50% to 60% range of effectiveness.
The StoreforPPE offers several options for Double Masking.
Danny Ryan, 27, dons two masks Wednesday in D.C.
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