Type Headloop Mask - NIOSH N95 and KN95 approved - Adjustable nose clip - Vertical flat-fold style - NIOSH N95 and China KN95 particulate respirator - Meets US NIOSH and China GB2626-2019 requirements for a minimum 95% filtration efficiency against solid and liquid aerosols that do not contain oil. Harga per Box (50 masker) Original Products 3M