Smartwool Large Charcoal Hike Light Cushion Crew Socks will be your go-to choice for performance, active lifestyles, and outdoor adventures. Crafted with 56% Merino Wool, 11% nylon, 31% recycled nylon, and 2% elastane, these crew socks combine sustainable materials to enhance durability and comfort. Featuring a 4-degree elite fit system, they provide a precise, performance-oriented stay-put fit with a flexible zone at the ankle joint. The Indestructawool technology utilizes a patent-pending construction method to deliver exceptional durability and comfort. Strategically placed body-mapped mesh zones boost breathability, keeping your feet fresh throughout the day. A light cushion covers the entire bottom of the foot, complemented by a virtually seamless toe for an improved in-shoe fit and all-day comfort.