Home Forums US Life 동부지역) 눈에 띄는 늘어나는 마스크 착용자들..다른 지역은? 동부지역) 눈에 띄는 늘어나는 마스크 착용자들..다른 지역은? Name * Password * Email Ok. I confess I laughed hard first. But this looks to be a very effective solution. I might add a filter on the top ventilation 'hole'. Let's see who's going to laugh last. I agree to the terms of service Comment