Experience the top end of running comfort. The newest member of the Saucony Triumph ISO family, the ISO 4, boasts a full-length EVERUN topsole and midsole, an ISOFIT dynamic upper and an updated engineered mesh, building on the comfort of its predecessor. Add to this a premium collar wrap and updated tri-flex outsole, the Triumph ISO 4 feels like a win from lacing up to getting home.
EVERUN Topsole & Midsole
Experience the continuous cushioning of EVERUN. The Triumph ISO 4 features a full-length EVERUN Topsole & Midsole 3x more durable and 3x less heat-sensitive than EVA. With 83% energy return and twice as flexible as standard cushioning, the Triumph ISO 4 will have you running farther for longer.
ISOFIT Dynamic Upper
The NEW upper with Saucony's revolutionary ISOFIT technology morphs to your foot for a custom-made feel providing maximum comfort.
Saucony has updated the mesh upper, designed to provide an even more comfortable fit that feels like a win every time you step in. Ensuring the ISO 4 really is the top end of running comfort.