What Our Gearhead(R) Experts Are Saying: "These are my go-to socks when temps drop. The merino blend keeps my feet warm without overheating, and they stay dry even on long, hard rides. The snug, compressive fit feels supportive, and I've never had issues with seams or hotspots." When winter sets in, comfort starts at our feet. The Assos Ultraz Winter Socks are built to handle the harshest riding conditions, combining merino wool and synthetic fibers for a balance of insulation, breathability, and moisture management. On long, cold rides, they help regulate temperature and wick away sweat so our feet stay dry and warm no matter how hard we're working. The seamless construction reduces friction and irritation, while reinforced heel and toe zones add durability for season after season of use. A supportive compressive fit improves circulation, keeping our feet feeling fresh and energized even on extended winter training days. Designed for performance and comfort, these socks let us push through cold conditions with confidence.