And missed the breath stuffiness is dry feeling followed mask appeared.
And missed the breath stuffiness the inner mesh gauze is confined to the mouth, not stuffy in attaching feeling comfortable! Own super-breath Raku filter! Moreover, slim and soft ear, ear is unlikely to be hurt, 99% cut filter
You can use it with confidence basic functions from the firm block.
※ collection efficiency test of the filter unit (virus splash: VFE test) Black