How a Dirty Old Waffle Iron Became Nike's Holy Grail

Every great breakthrough has its "Eureka!" moment, whether we're talking the discovery of gravity or the founding of the world's largest shoe empire. In the latter's case, that happened while searching for a way to create cleats meant for a urethane track (meaning no more metal spikes on the bottom of running shoes), and it involved a household wafflemaker. The infamous wafflemaker was then lost for decades... and now found.   … Continue reading on ManMadeDIY.com

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