Cathal Dennehy on Twitter: "Get set for the Vaporfly debate to hit sprinting...the Nike prototype spike that could change the game in 2020. https://t.co/0oyIw8Kdib" / Twitter
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Running Shoe Leak Insider & Rumors on Twitter: "Confirmed. The Vaporfly Next% 2 gets a $25 price drop https://t.co/e0RCZ1Wa00" / Twitter
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