Lightweight and breathable: Made with lightweight

Vegan materials: All parts of the shoe are made without the use of materials from animals

Natural Foot Mechanics : Improves stability and sensory feedback

Upper: Vegan Microfiber (Synthetic)

Upper: Water-resistant nappa leather

Vivobarefoot Thermal Insole Mens Size:44 Lightweight and breathable: Made withDescription Improve foot warmth in colder climates with this specialized insole. Its 3. 5mm profile, which incorporates Outlast technology, provides effective thermal protection. Fits all shoe sizes, it's a vegan option that maintains a natural foot feel. NASA Technology : With Outlast technology for temperature regulation, these insoles ensure feet stay warm without overheating. Slim design : With a thickness of only 3. 5 mm, the insole supports