Built for your action-packed lifestyle, this package offers up a mesh-ventilated, fully cushioned Merino wool masterpiece-times two. Omni-Wick combines with mesh to create superior airflow, while Merino wool has the benefit of being naturally moisture wicking and anti-microbial. The power arch and ankle support are specifically engineered for a supportive fit. Full cushioning protects your feet during high-impact activities. FEATURES: Fabric: 72% Merino wool/27% nylon/1% elastane, Fully cushioned, Power arch and ankle support, Omni-Wick advanced evaporation, Mesh ventilation, Imported,