Saucony Endorphin Pro 5 - Citron/Black EOSSale A custom Composite Matrix key

A custom Composite Matrix key is included to help easily adjust the wrench’s torque setting

Equipped with a modern locking cylinder system

With effortless efficiency and quiet compliance

Four widths available

100 TPI nylon casing is upgraded with a Kevlar® bead-to-bead anti-puncture protection layer and an inner shield to provide robustness and durability

Saucony Endorphin Pro 5 - Citron/Black EOSSale A custom Composite Matrix keyThe Saucony Endorphin Pro 5 is built for your fastest efforts, combining top tier speed with a confident, stable ride. Designed to feel both forgiving and durable, it stands out as a versatile option for everyday runners who want race day performance without sacrificing reliability. From 5K to half marathon and fast interval sessions, it delivers the firmness needed for tempo work while remaining stable and controlled enough for the full marathon. At