Men's Saucony Endorphin Pro 4, Black/Vo2, 8.5 D Medium Model_Caldera 5! while the supportive interior helps

while the supportive interior helps reduce fatigue during extended wear

Featuring a waterproof leather upper and a lightweight alloy safety toe

DDATTIVO insole offers ventilated

Ergonomic footbed promotes alignment and reduces strain

The ergonomic footbed and FLEXible construction help reduce fatigue

Men's Saucony Endorphin Pro 4, Black/Vo2, 8.5 D Medium Model_Caldera 5! while the supportive interior helpsTrusted 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