NWT: Quince Merino Ankle Socks (4-Pack) - Unisex, Size XS/S (W 5.5-9), Charcoal Fits: Women's 5.5-9, Men's 5-8 Ships FAST from the East Coast. I love these! I have three sets already and don't need this one. Details: Upgrade your toes with merino wool crew socks. Merino wool is a natural moisture-wicking fiber that ensures that your feet will be dry, comfortable, and feeling great all the day long. The benefits of merino are plentiful: it's biodegradable and renewable for lessened environmental impact; wrinkle- and UV-resistant for long lasting low maintenance; and naturally breathable for comfort. Made from 81% Merino Wool, 15% Polyester, 2% Rubber, 1% Spandex, 1% Other Fiber Moisture-wicking, odor-resistant, temperature-regulating Cushioned footbed provides extra softness and comfort for your soles Seamless toe prevents irritation and bulk Springwave arch support hugs around your midfoot to provide support Y-stitched heel, designed to mold to your feet and ensure comfortable fit