Rain or shine, hot or cold, day or night-the Darn Tough Merino Wool Westerner Over-The-Calf Light Cushion Socks are ready to work hard for you. Crafted from a fast-drying and breathable merino wool blend fabric, these socks keep you cool in the summer and warm in the winter, and also have natural anti-odor properties to allow you wear them multiple days in a row without anyone noticing. True Seamless construction fights chafing and blistering for undeniable comfort, and the light cushioning keeps that spring in your step when it's a fully day spent on your feet.