Saucony Endorphin Speed 5 (D Standard) Mens Black/Vo2 winter A midsole and increased flexibility

A midsole and increased flexibility in the forefoot

Pick up the pace and extend your endurance with Formthotics Run insoles

Racerback design for freedom of movement

The TRUSSTIC™ technology in the midsole generates better stability on the court

Saucony Endorphin Speed 5 (D Standard) Mens Black/Vo2 winter A midsole and increased flexibilityThe Endorphin Speed 5 is built to go fast and feel smoothwhether you're pushing the pace on track night with friends or you're chasing a PR. A newly designed nylon plate and responsive PWRRUN PB cushioning come together for snappy transitions and a fast ride. This is speed you can count on. A full length semi rigid nylon plate between two layers of responsive PWRRUN PB foam, giving you a perfect balance of propulsion and cushioning for every stride.