Men's Endorphin Speed 5 in-store-only Featuring an engineered zonal knit

Featuring an engineered zonal knit upper made from 100% recycled polyester

Balanced Cushion

This is the most advanced Endorphin Pro Saucony has ever engineered

Unlock your strength training goals with our stable gym shoe

and an improved fit

Men's Endorphin Speed 5 in-store-only Featuring an engineered zonal knitThe 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. Details: Support Level: Neutral Weight: 8. 3oz Race Day High Performance Footwear Speedroll Technology Snappy Ride A full length semi rigid nylon plate between two