Lightly cushioned ski socks for skiing the resort or the backcountry, the Ski+ Light Over the Calf socks are made with a durable, breathable merino wool blend. Content: 57% Merino Wool, 40% Nylon, 3% Lycra. Expedition weight, fully and densely cushioned mountaineering sock. Anatomical toe box for unique left and right fit. Sculptured cushion maximizes fit and comfort. Achilles support keeps your sock in place. Ankle support enhances fit. Instep support for stability. Seamless toe closure to reduce bulk and prevent blisters. Breathe zone for improved ventilation. Function junction to eliminate bulk. Comfort cuff wide welt for comfort. Sock Height: Over the calf.