Cathal Dennehy on Twitter: "@gregallenRTE It's already in spikes - these were Nike's latest creation for Doha which have a blade in them. A big reason there were two mile world records
Nike Vaporfly Shoes Claim 31 out of 36 Podiums in 2019 World Marathon Majors | Running Shoes Guru
Size 13 - Nike Air Zoom Victory Racing Pink Tokyo Track Spikes Shoes DJ6205-100 | eBay
Nike's Vaporfly running shoes and tumbling records | Reuters
Nike ZoomX Dragonfly Track & Field Distance Spikes. Nike.com