20 pieces Face mask

Brand new sealed This product has a filter efficiency of 95% or greater against solid and liquid aerosols free of oil. Manufactured by BYD Precision Manufacture Co., LTD (NIOSH Approval No. 84A-9221) The mask consists of three layers of high-quality nonwoven materials: the outer and inner layers are made of polypropylene spunbond nonwoven fabric; the middle layer is made of polypropylene melt-blown nonwoven fabric. Provide soft, skin-friendly, comfortable wearing experiences and protection for daily usage. The foldable design can cover the nose and mouth with a close fit to the face, providing respiratory protection against non-oil particles and reducing user exposure to certain airborne particles The elastic head straps are soft and gentle to the skin, eliminating the pressure behind the ears even when worn for a long time. The built-in nose bridge is adjustable to ensure a comfortable fitting experience. Soft and comfortable to wear, skin-friendly; Fit for both indoor and outdoor application all year round for all 4 seasons