Nike threaten assault on 100m records with release of futuristic Viperfly sprint shoe
Footwear, Physics and Carbon Fibre: A tale of consumer fury & in-house wizardry – Sport, with context.
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