K4 KOURTESY MASK- W/ BUILT IN FILTER

The K4 Kourtesy Mask is a next generation face mask made right here in Canada by KONNO. The copper infused fabric as well as two layers of filter fabric exceeds the current recommendations put forth by Health Canada for non-surgical grade face masks as part of the efforts to reduce the transmission of COVID-19.
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The K4 is washable and reusable making it a better choice
for the environment.

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