Serious Upgrades. Serious Results. 

Everyone needs a “ride or die” partner. One who will always be there, win or lose. That's the Endorphin Pro 4. Snappy and responsive from the get-go, yet smooth and efficient by nature. A miraculous feat we achieved by fusing PWRRUN HG and PWRRUN PB foam in the midsole – an industry first. The combo is set on top of a full carbon plate engineered for longitudinal stiffness and maximum metabolic efficiency. And when you add SPEEDROLL technology, proven to help you propel in a forward-rolling motion, a silky-smooth heel liner and integrated tongue system, you'll feel like you're slipping on an old friend come race day.

Product Highlights

• RIDICULOUS REBOUND - In an industry first, Saucony fused their most responsive and cushioned foams together for effortless speed and propulsive forward motion.
• SERIOUS STEP IN COMFORT - A small detail with major upgrades – introducing Saucony's all-new Super Responsive Sockliner. We dare you not to spring for joy.
• IMPROVED RACE-READY FIT - Silky smooth heel liner and integrated tongue for a connected, comfortable fit.
• FULL CARBON PLATE - Engineered for maximum propulsion and instant turnover.

Product Details

• Best For: Speed Work, Race Day, Carbon Plate
• Sizing & Fit: Fitted Toe Box, Most Order Half a Size Up
• Support & Cushioning: Neutral, High Cushion
• Feel: Soft, Responsive
• Weight: 185g / 6.5oz (Women's size 8)
• Drop: 8mm (39.5mm / 31.5mm)