High-Efficiency 4 Layers: 4-layer design with non-woven fabric, melt blown fabric blocking over 95% of particles, hot air cotton for PM2.5, and skin-comforting inner layer.
Good Design: Unique shaping for men and women. Bigger cup design for particle protection and smooth breathing.
High Quality: Made of excellent fabric with adjustable nose clip, elastic widened ear loops for long-wear comfort.
Efficient Filtration: Non-woven fabric filters large particles. Electrostatic cotton adsorbs floating matter. Filters smog. Ensures fresh breathing for you.