Cyfive Mask
XPrize Semi Finalist Mask - comfortable and functional
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XPrize Semi Finalist Mask - comfortable and functional
0 followers
The Cyfive mask is one of the top 10 mask designs chosen by the XPrize Next-Gen Mask Challenge (link). It's a athletic fabric mask with a replaceable filter design that gives at least a 90% filtration rate. Help us out and vote for it at http://xprize.org/mask
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