Mesh upper for ultimate airflow Shrinkresistant for long-lasting quality Exclusive EasyFit cuff never falls down Itchfree Insulation (warm in winter, cool in summer) Superior moisturewicking to keep feet bacteria-free Offbeat, original designs only SockGuy can provide! Doublestitched nylon heel & toe for durability and longevity TurboWool blend base is 5x stronger than merino wool alone