At a time when everyone is rewriting the rules of how the world works, the 4.ZEROGRAND is rewriting the rules of how an Oxford works. Engineered with systemic layers of proprietary GRANDFOAM footbed that provides all-day comfort and delivers a plush ride, while deeper flex grooves offer exceptional on-the-go comfort. A lightweight yet durable, full-length TPU outsole offers all the traction you need. Crafted leather oxford upper with decorative wingtip details.Stitchlite™ bootie in the upper provides a sock-like fit.Single density foam cushioning provides for a well balanced ride and greater support.Durable and lightweight TPU outsole for enhanced underfoot comfort with deep rubber flex grooves that provide a more natural feel.