TRAIN FASTER. RACE FASTER.

Push your pace daily in Endorphin Speed 4, featuring a re-engineered winged nylon plate with vertical reinforcement to add torsional rigidity, while maintaining flexibility through the forefoot. Fit for go-fast days and go faster races.

UPPER

• Improved design has zonal engineered mesh and integrated tongue for a connected, secure fit.

MIDSOLE

• Re-engineered winged nylon plate with vertical reinforcement to add torsional rigidity, while maintaining flexibility through the forefoot.
• Energy efficient PWRRUN PB technology features superfoam cushioning that snaps back.
  

• SPEEDROLL Technology propels you forward with elevated cushioning and a stiff forefoot combined for a feeling of continuous momentum so you can run faster, not harder.

OUTSOLE

• XT-900 lattice designed rubber grips the road better.

HEEL-TOE DROP: 8 mm (36-28)

WEIGHT: 233 g | 8.2 oz

This product was made without the use of leathers or animal ingredients.