*20 pcs per pack
*Air pollution protection : Dust, PM2.5, Haze, Flu, Pollen, and other Protective effects.
*Filtering rate: ≥95% (0.075μm Particles)
*Smooth breathing : 3D design
*Comfortable and breathable
* Easy to put on, no strings to tie lightweight
*Material: Non-woven fabric
*Applicable object: adults
*Masks should be stored in a clean environment to prevent damage, dust, direct sunlight, high temperature, and harmful chemical pollution.
*Must be properly stored away from contaminated areas.
*Protect from mechanical compression, humidity, high temperature, sunlight, and corrosive chemicals.
*It is recommended that the product be stored at a temperature of -2 ° C to +30 ° C and relative humidity of 80% or less.