Men's Saucony Endorphin Pro 4, Black/Vo2, 8.5 D Medium Model_Caldera 5! Breathable upper helps regulate temperature

Breathable upper helps regulate temperature during active use

DDATTIVO insole offers ventilated

while the supportive interior helps reduce fatigue during extended wear

Long days that require comfort and stability

Men's Saucony Endorphin Pro 4, Black/Vo2, 8.5 D Medium Model_Caldera 5! Breathable upper helps regulate temperatureTrusted by Athletes, Certified by Experts Relay is a resale marketplace that sells pre owned performance running shoes from authorized dealers. These models were online returns, try ons or previous season models. Every shoe is backed by our Run Ready Guarantee and 30 Day Unlimited Mile Trial. Why Relay Goods? Expert certified zero milage shoes, returned simply because of fit. Industry leading authentication and quality assurance processes. Sourced