Dust mask 1 box (20 pieces) X-3502EX 1 box (20 pieces)

An improved nose pad sponge provides a better fit. Achieves both high collection efficiency and ease of breathing. The filter is less likely to clog, so breathability lasts longer. You can adjust the elastic band to fit your face and make the mask fit snugly. Category: DS2 Quantity: 1 box (20 sheets) Main filter material: Special antistatic nonwoven fabric Usage time limit: 12 hours Particle collection efficiency: 95.0% or more (average 99.2%) Inhalation resistance: 38 Pa or less (average 29 Pa) Weight: 15g or less Designated protection factor: 10 National Examination Pass Number: No. TM801