50 pcs/pack a certified medical three-layer disposable face mask covers the nose and mouth and helps prevent the spread of fluid and material particles. mask masking percentage is ≥99.95% maximum...
50 pcs/pack a certified medical three-layer disposable face mask covers the nose and mouth and helps prevent the spread of fluid and material particles.
mask masking percentage is ≥99.95%
maximum working time: 8 hours.
complies with standard en14683 + ac: 2019
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