ENDORPHIN SPEED 4 CAPS 1 front zipped pocket

1 front zipped pocket

the Fortius™ Air 20 outer fabric offers unmatched strength and durability

Matière principale traitée avec un apprêt déperlant durable (DWR)

two heavy-duty waterproof zippers for ventilation and easy access to a running bag

ENDORPHIN SPEED 4 CAPS 1 front zipped pocketSPEEDROLL technology provides propulsion and forward movement of the foot without additional effort. Energy efficient PWRRUN PB technology provides dynamic, responsive cushioning. The design is enhanced with engineered mesh and an integrated upper for a snug, secure fit. Try our new SRS (Super Responsive Sockliner). We dare you not to bounce back. Redesigned Plate Vertical reinforcement to add torsional rigidity, while maintaining flexibility in the