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Polypropylene filters retain their filtering capacity for 50 washes.
Before the first use, wash in hot water (60-75oC) for 30 minutes, with a dethrant to inactivate the related coronaviruses.
Wash after each use.
Designed for 50 washes/150 hours of use (a maximum of 3 consecutive hours is recommended)
These masks can also be very practical for beauticians, groomers or other crafts where you would like to protect yourself from different particles and dust, without having to use a disposable mask.
These masks are awaiting approval (certified) by Health Canada. They are more effective than simple cotton masks. Leaving a mask in the laboratory is a long process. But the ultimate goal is that these masks can be used in hospitals.
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