Rich leather refines a lightweight, breathable sneaker with temperature-regulating lining that activates with hot or cold temps for all-day comfort. Cushy memory-foam padding and a high-rebound ventilated EVA sole keep each step cozy and supported. Lightweight: puts cushioning and performance underfoot with an emphasis on streamlined comfort J&M Smart Degree Technology® temperature-regulating polymers activate at both hot and cold temperature Removable, cushioned EVA insole with arch support Memory foam cushioning Leather upper/synthetic lining and sole Imported