![Joshua Cheptegei smashes 5km world record with insane 12:51 in Monaco wearing Nike Vaporfly shoes - ABC News Joshua Cheptegei smashes 5km world record with insane 12:51 in Monaco wearing Nike Vaporfly shoes - ABC News](https://live-production.wcms.abc-cdn.net.au/c2d88229cd94eec912f92eb0ed0322e1.jpg?src)
Joshua Cheptegei smashes 5km world record with insane 12:51 in Monaco wearing Nike Vaporfly shoes - ABC News
Kevin A. Kirby, DPM - Are There "Springs" Contained Within the Nike Vaporfly-Next%-Alphafly Shoes? The performance-enhancing Nike Vaporfly 4%, Next% and Alphafly running shoes have been the talk of the distance running
![Nike Vaporfly running shoe which helped break Paula Radcliffe's record set to be BANNED | Daily Mail Online Nike Vaporfly running shoe which helped break Paula Radcliffe's record set to be BANNED | Daily Mail Online](https://i.dailymail.co.uk/1s/2020/01/14/20/23399218-0-image-a-6_1579035026113.jpg)