![Nike on Twitter: "@henrytcasey Sorry for the confusion. Yes, that is the model we're referring too. We currently have an extended 60-day holiday return policy which means you can wear your shoes Nike on Twitter: "@henrytcasey Sorry for the confusion. Yes, that is the model we're referring too. We currently have an extended 60-day holiday return policy which means you can wear your shoes](https://pbs.twimg.com/media/DwPLkqaXcAIW86P.jpg)
Nike on Twitter: "@henrytcasey Sorry for the confusion. Yes, that is the model we're referring too. We currently have an extended 60-day holiday return policy which means you can wear your shoes
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Running: Nike Vaporfly 4% trainers boost elite athletes' performance by up to 1.7%, study finds | Daily Mail Online
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Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine
![Nike unveils self-lacing shoes which can be controlled with a smartphone | The Independent | The Independent Nike unveils self-lacing shoes which can be controlled with a smartphone | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2019/01/15/16/nike-self-lacing-shoe.jpg?quality=75&width=982&height=726&auto=webp)