Geng Luo senior biomechanics researcher Nike holds a shoe in his hand... News Photo - Getty Images
Nike Alphafly marathon shoes cleared for racing; Kipchoge's shoes OK
Breaking2. Nike GB
Scenes From the Nike Breaking2 Test Run | Runner's World
Ben Johnson on Instagram: “Eliud Kipchoge | Nike Super Shoes Breaking2 (2:00:25) 06-May-2017 Nike Vaporfly Elite - Ice Blue* Berlin 2018 (2:01:39) 16-Sep-2018 Nike…”