The Darn Tough Function X OTC Midweight Merino Mens socks are designed to offer exceptional comfort and warmth for resort skiers and riders. Crafted from midweight merino wool, these socks ensure your feet stay cozy and dry, making them perfect for long days on the slopes. The terry cushioning in the shin and the 'X' on top of the foot provide added warmth, while the reinforced heel enhances durability for run after run. Made from midweight merino wool for superior warmth and moisture management Terry cushioning in the shin and 'X' on top of the foot for added comfort Reinforced heel for enhanced durability Performance fit to prevent slipping and bunching Over the calf length, covering the leg to just below the knee Naturally adapts to keep feet at the right temperature in all seasons Materials 59% Merino wool, 38% nylon, 3% lycra spandex