Men's Pennant RFL Over-the-Calf Ultra-Lightweight Ski Snowboard SockThe Darn Tough Pennant RFL Over the Calf Ultra Lightweight Ski and Snowboard Sock Men's ticks all the boxes on the minimalist checklist fit, comfort, style with its next to skin, no slip boot connection, fatigue easing arch support, Merino Wool performance, and a dash of drop needle design. It's the best sock for skiing and riding because it's also Guaranteed for Life. Material 60% Nylon 35% Merino Wool 5% Lycra Spandex Merino Wool is fast drying,