Men's Puma Fast-R Nitro Elite 3 Size:8 delivers an even more cushioned

delivers an even more cushioned

The secret

The design puts fabric around each toe

This tennis-inspired shoe is engineered with high-tech comfort and sleek

Men's Puma Fast-R Nitro Elite 3 Size:8 delivers an even more cushionedFast 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, we 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% improved running economy*, this translates to an unprecedented potential marathon time saving of more than 4 minutes and 30 seconds, for a 3 hour marathon