A 120+ year search is over… FINALLY “air cooled” footwear that is actually effective
Yes… to many people’s surprise, the idea of using air pumps for air circulation is not new. In fact, since the 1890s – when buffalo still roamed the Wild West – many people have been trying (and failing) to produce effective air cooled footwear (over 500 patents)!!!
Most of these inventions failed because they relied on […]
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