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My favorite mask! The right fit for my nose to chin distance.
I don't find the adjustable part that helpful.
Beautifully made and very protective! The free gift was quite a surprise.
Fast
[The Bio] For Preschool Kids 'U&I' KF94 Adjustable(XXS-White)
They fit perfectly, and best of all, my glasses (big, square, black frames!) don't fog up when I breathe.