1540 V4 Medium Size (Men's US):15 Designed to replace the removable

Designed to replace the removable liner in a wide range of footwear

Each Aetrex shoe is anatomically designed based on data and learnings from over 50 million 3D foot scans

or everyday errands in this streamlined and versatile road-mile destroyer

Our Sockwell Relaxed Fit Have A Proactive Soft Non Bind Fit

95% Polyester / 4% Metallic / 1% Elastane

1540 V4 Medium Size (Men's US):15 Designed to replace the removableThe Made in USA Fresh Foam 1540v4 marks the next evolution of our trusted 1540 seriesreimagined to push beyond traditional expectations and built to deliver premium stability, comfort, and modern aesthetics, this update is designed to support an active lifestyle. At the core of the 1540v4 is our signature Fresh Foam midsole, providing ultra cushioned support for a soft, smooth ride. Enhanced ROLLBAR technology offers superior medial and lateral