Men's Endorphin Speed 5 (31 - Black/VO2) Size:8 featuring a recycled polyester mesh

featuring a recycled polyester mesh lining for a gentle touch against the skin

But that’s not all

Superfeet All-Purpose Support Medium Arch insoles give you structured support where you need it most

Relieve Knee Pain Caused by Jumper’s Knee (Patellar Tendinitis)

Men's Endorphin Speed 5 (31 - Black/VO2) Size:8 featuring a recycled polyester meshDesigned as an up tempo shoe, its quickly proven itself as much more, equally capable during long, moderate training sessions and sprints to the finish. WHATS NEW: Energy efficient PWRRUN PB foam bounces back with every step combined with a winged Nylon plate that provides torsional rigidity while maintaining flexibility in the forefoot, making for a sure footed, snappy ride SPEEDROLL technology for effortless speed and addictive forward motion you