The Euro Ski Elite set a new standard for ski sock technology: Graduated Compression design enhances blood flow from lower extremeties to increase energy and provide excellent support. Made with Dryarn which is a innovative light fiber that wicks moisture away for the skin. Dryarn and provides insulating power greater than wool. Dryarn has the softness of cotton and maintains your natural body temperature. Three sizes for a great fit. Cool silver color accented with blue.