Men's Endorphin Speed 5 uhypersprint8 Soft-brushed Merino next to skin

Soft-brushed Merino next to skin for warmth and comfort

the updated engineered mesh improves airflow and breathability

while the flatlock seam construction minimizes chafing

and built in gaiter integration helps keep debris out on dusty or rocky routes

guided stability

Men's Endorphin Speed 5 uhypersprint8 Soft-brushed Merino next to skinPush your pace in the Saucony Endorphin Speed 5 Mens running shoe, engineered for both speedwork and everyday training. Designed with responsive PWRRUN PB foam and a winged nylon plate, it offers snappy energy return and smooth transitions. SPEEDROLL technology propels you forward with each stride, while a full length longitudinal groove boosts flexibility for a more natural gait. The updated engineered mesh upper is lightweight and breathable,