Saucony Endorphin Speed 5 (D Standard) Mens Black/Vo2 Size:10 Our specialty FKT insole provides

Our specialty FKT insole provides a responsive step-in-feel

soft touch and a seamless front panel to leave you feeling sculpted and smooth

Patented Sock-Lock Technology to provide targeted compression where it's needed most

most  comfortable  hands-free  lighting  tool  on  the  market

Saucony Endorphin Speed 5 (D Standard) Mens Black/Vo2 Size:10 Our specialty FKT insole providesThe 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.