KN95 METHER M-9501 5 layers made of melt-blown fabric and non-woven BFE rather than 95%
Kn95 Mether M - Kangcheng Medical (shenzhen) Co., Ltd. KN95 METHER M-9501 5 layers made of melt-blown fabr …
Kn95 Mether M - Kangcheng Medical (shenzhen) Co., Ltd. KN95 METHER M-9501 5 layers made of melt-blown fabr …