kn95 face mask 25 pcs, wwdoll multiple colour 5 layers kn95 masks, filter efficiency≥95% protection against pm2.5 dust, air pollution(pink, green, grey, red, purple) wwdoll 25 pack kn95 face mask 5-ply protection breathable masks mask, with elastic earloop and nose bridge clip for indoor, outdoor use<br /><br />premium quality 5-layer face mask<br />3d design<br />powerful protective barrier<br />widely applicable<br /><br />disclaimer: this kn95 mask is not an n95 mask. for more information about kn95 masks please see the following before you purchase: amazon.com/aboutkn95s