... non-woven disposable medical face mask; 2,NELSON LAB,BFE>99%; 3,CE EN 14683:2005. Disposable masks.1, low price ... easy-to-use and comfortable elastic ear-loop or ties;3, different color, weight, package are available.Colorwhite /blue /green ... , solid, cup, valve, spongePacking50pcs/box, 40boxes/ctncertificateNELSON LAB, BFE>99%, CE EN 14683:2005, EN149 FFP2Min order500pcsDelivery15 daysPaymentT/T or ...