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The fastest shoes in the world? Nike and Adidas reveal shoes designed to shatter the 2-hour marathon record
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Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine
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Eliud Kipchoge ran a world record in the Nike Alphafly 2 – Could he have run that fast in different running shoes? | T3
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Too much spring in their step? Nike running shoe under scrutiny after record marathon times – GeekWire
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Nike AlphaFly: Prohibidas las zapatillas con las que Eliud Kipchoge batió su histórico récord en la maratón
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