Puma Womens FAST-R Nitro Elite 3

The fastest shoe PUMA have ever made, the Women’s FAST-R Nitro Elite 3 in Puma White/Glowing Red/Mint Melt is data backed, and lab tested, giving a 3.15% improved running economy, which equates to a time saving of 4 mins 30 seconds for a 3-hour marathon runner.