The effectiveness at this level of filtration is primarily from the seal of the mask on the face - so if the kn95 has a better seal, it's better for them.
The effectiveness at this level of filtration is primarily from the seal of the mask on the face - so if the kn95 has a better seal, it's better for them.
100% agree with the toe connection as well.
100% agree with the toe connection as well.
"What are the accessibility features of this event? Does it include a masking policy?"
(To send the message that masking is an access need)
"What are the accessibility features of this event? Does it include a masking policy?"
(To send the message that masking is an access need)
www.reddit.com/r/BdsmDIY/co...
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