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Controversial Nike Vaporfly shoes worn by Kipchoge for fastest-ever marathon to be BANNED due to super springy soles
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Nike Vaporfly running shoe which helped break Paula Radcliffe's record set to be BANNED | Daily Mail Online
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Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian
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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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