Vivobarefoot 3mm Thermal Mens Insole

Using Outlast Technology developed by Nasa

Vivobarefoot 3mm thermal insoles deliver temperature-regulating comfort through Outlast technology, warming cold feet and cooling when needed. Ideal for barefoot shoe beginners transitioning to minimal footwear, these vegan insoles work with any Vivobarefoot shoe. Features antibacterial properties and maintains the barefoot feel. Machine washable for easy care.