Saucony Endorphin Pro 4 Mens Running Shoes Motorsport making it even lighter than

making it even lighter than the Vaporflies

The combo of FF BLAST TURBO™ cushioning and a carbon plate help to provide unmatched propulsion forward

Weighing at a mere 680 grams

Rally RS100 doubles the value to provide total power

This latest iteration is 22 grams lighter than the previous version coming at 176g (USM9)

Saucony Endorphin Pro 4 Mens Running Shoes Motorsport making it even lighter thanOne of the best racing shoes just got better with dual cushioning system, merging PWRRUN HG and PWRRUN PB foam for a new level of responsiveness and smooth transitions. The upper is also new now sporting Super Responsive Sockliner (SRS) a lightweight mesh upper, with a smooth heel liner and integrated tongue to ensure a consistent lockdown. Lace up and get ready!