![New shoe makes running 4 percent easier, 2-hour marathon possible, study shows | CU Boulder Today | University of Colorado Boulder New shoe makes running 4 percent easier, 2-hour marathon possible, study shows | CU Boulder Today | University of Colorado Boulder](https://www.colorado.edu/today/sites/default/files/article-thumbnail/bostonmarathon.jpg)
New shoe makes running 4 percent easier, 2-hour marathon possible, study shows | CU Boulder Today | University of Colorado Boulder
![Record breaking Nike sneaker sparks competitive advantage debate ahead of New York City Marathon | Fox News Record breaking Nike sneaker sparks competitive advantage debate ahead of New York City Marathon | Fox News](https://a57.foxnews.com/static.foxnews.com/foxnews.com/content/uploads/2019/11/640/320/Eliud-Kipchoge-AP.jpg?ve=1&tl=1)
Record breaking Nike sneaker sparks competitive advantage debate ahead of New York City Marathon | Fox News
![Eliud Kipchoge: How Nike and rabbit pacers helped a Kenyan break the 2-hour marathon barrier in Vienna - The Washington Post Eliud Kipchoge: How Nike and rabbit pacers helped a Kenyan break the 2-hour marathon barrier in Vienna - The Washington Post](https://www.washingtonpost.com/wp-apps/imrs.php?src=https://arc-anglerfish-washpost-prod-washpost.s3.amazonaws.com/public/OTZ4TJXM7EI6TIZJON4PX6Q3MM.jpg&w=1200)
Eliud Kipchoge: How Nike and rabbit pacers helped a Kenyan break the 2-hour marathon barrier in Vienna - The Washington Post
![Eliud Kipchoge denies platform Nike shoes violate the spirit of sport | London Marathon | The Guardian Eliud Kipchoge denies platform Nike shoes violate the spirit of sport | London Marathon | The Guardian](https://i.guim.co.uk/img/media/8dd989f70bc471a8dd2970d87c5338501bb88af1/0_140_3457_2075/master/3457.jpg?width=1200&quality=85&auto=format&fit=max&s=b7b1bed84b5cbec71669669e71bd98bd)
Eliud Kipchoge denies platform Nike shoes violate the spirit of sport | London Marathon | The Guardian
![An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World An Exclusive, Behind-the-Scenes Look at How Nike Is Trying to Break the 2-Hour Marathon Barrier | Runner's World](https://hips.hearstapps.com/hmg-prod/images/1076/articles/2017/05/moonshot-web-2-1503953086.jpg)