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TIME Best Inventions of the Year 2012 - Nike Flyknit Racer

Nike Flyknit RacerTIME's "50 Best Inventions" issue spotlights some of the most amazing new ideas and innovations from the past year.

Nike Flyknit Racer

By knitting thread into a single layer to fit around your foot—instead of cutting and sewing together multiple materials—engineers at Nike not only made this sneaker lighter (just 5.6 oz., or 160 g) but also gave it a precision fit: the weave alternately grips and gives despite the absence of liners or reinforcements. Plus, it’s eco-friendly, with less waste left on the factory floor.

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