Columbia ski medium weight/Moyenne Thermolite sock is a versatile and high-quality option for both casual and formal occasions. Made from a blend of polyester and elastane, these thigh-high socks provide arch support, cushioning, and breathability. Perfect for various outdoor activities like walking, hiking, and running, these socks are machine washable and come in a classic crew style with a full toe. The multicolor design adds a stylish touch to your winter, summer, fall, or spring ensemble, making them a must-have for any outdoor enthusiast.