FAST-R NITRO Elite 3 Running Shoes Size:13 The iconic style is updated

The iconic style is updated in signature Birkibuc

While the loose

This pair continues the legacy with a glossy leather and synthetic upper that's lightweight and comfortable

the 3-Stripes layer over the perforations

FAST-R NITRO Elite 3 Running Shoes Size:13 The iconic style is updatedFast R3 is the fastest running shoe weve ever made data back, lab tested, and built for breakthroughs. After testing it on elite runners and real athletes, PUMA digitally engineered and optimized the product fully based on data. Fast R3 is designed to shave minutes off your race time. With its 3. 15 percent improved running economy*, this translates to an unprecedented potential marathon time saving of more than 4 minutes and 30 seconds, for a 3 hour