Name: Genuine 3M 9001V breathing valve PM2.5 dust masks anti-fog and haze
Size: 21 * 14.5cm
Material: cotton
Weight: 10g
Packing: PP bag
Remarks; colors， see Options
Story:
[3M efficiency electrostatic cotton， not sultry summer wear] [dustproof anti-fog and haze PM2.5] [ear type design， wear more convenient]