Roots ION Ground Tech™ Limestone

ION Ground Tech™ is a conductive barefoot shoe designed to combine natural movement, protection, and connection with the ground. It retains the essential principles of barefoot footwear—wide toe box, zero drop, flexibility, and freedom of movement—while incorporating a multilayer conductive architecture developed to create electrical continuity from the foot to the sole. Its Ground Contact Carbon™ technology integrates rubber zones with conductive carbon at strategic contact points, while the conductive cork insole and internal structure complete the conductive pathway. All of this works without batteries, sensors, or electronic components: the system operates completely passively when the shoe comes into contact with a conductive surface. After more than 18 months of development, ION represents one of ROOTS’ most technologically advanced projects: a versatile barefoot shoe for everyday use, designed for those seeking something beyond conventional minimalist footwear and interested in grounding, movement, sport, and well-being. Features Conductive barefoot shoe with Ground Tech™ technology. Wide, anatomical toe box to allow the toes to spread naturally. Zero drop, with the heel and forefoot at the same level. Thin, flexible sole that follows the foot’s natural movement. Ground Contact Carbon™ technology with rubber zones containing conductive carbon. Conductive zones strategically positioned at different points of foot contact. Multilayer conductive architecture from the inside of the shoe to the ground. Conductive cork insole™ integrated into the electrical pathway. Conductive Bridge Layer™ to maintain continuity between the different layers. KARV™ Upper Tech technology in the upper. Lightweight, breathable, and adaptable technical fabric. Heat-sealed TPU reinforcements to provide structure and durability without adding unnecessary stiffness. Construction designed to maintain flexibility and lightness despite integrating conductive materials. 100% passive operation, without batteries or electronics. Designed to maintain electrical continuity when walking on conductive surfaces. Barefoot, minimalist, and functional construction for everyday use. Designed to promote greater freedom of foot movement. Developed over more than 18 months of prototyping, testing, and measurements. A different offering within barefoot shoes, grounding shoes, and minimalist footwear. Initially available in Limestone and Graphite finishes. Why choose them You’re looking for an ultralight barefoot shoe with a comfortable, natural fit. If you want conductive footwear You want a minimalist, flexible, and highly breathable model. You need something that works for both sport and everyday life. You prefer a discreet option that doesn’t look like a typical barefoot shoe. You want a flat, anatomical shoe that allows free foot movement.