Kn95 disposable mask five-layer (including meltblown cloth) protective mask 3D folding dust-proof, anti-fog and anti-ultraviolet adult dispo

1. Five-layer protection, double-layer melt blown, say no to air pollution; 2. Three-dimensional ventilation, easy breathing; 3. Elastic ear cords, comfortable travel; 4. 5-layer filtration, safe purification;