This mask model. I’m very recomend for you.
because N95 of 3M brand. very good standard. It’s can save you from PM2.5 dust and all disease more than 95%

3M N95mask

That you’ll safety breathe. I’m very recomend every one should wear mask always. some body has covid19 disease but Asymptomatic. so you can’t to know who has disease or not.

so safety yourself first.

Product description

This disposable N95 particulate respirator offers braided headbands and staple free attachment points. It is designed to help provide comfortable, reliable worker respiratory protection against certain non-oil based particles.