The outer waterproof layer prevents droplets from entering the mouth. The filter layer in the middle blocks more than 90% of 5μm particles. The inner layer is comfortable with an anti-allgeric effect. Bacterial filtration efficiency ≥95 %. Non-oil particulate matter filtration efficiency ≥30%.
20 pcs/ctn
WARNING:Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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