Nike's Vaporfly 4% Shoes Really Did Boost the Running Economy of Everyone Tested, Says Study | Runner's World
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Nike Vs. Adidas: Which Marathon Shoe Leads the Pack?
runshoesinsider on Instagram: "Nike Vaporfly 4% | Adidas Takumi Sen 8 The Vaporfly 4% was released 4 years ago and featured a much, much thicker midsole than the other elite marathon racing