Smartwool Large Black Hike Light Cushion Mid Crew Socks will be your go-to sock for performance, working out, and outdoor adventures. Featuring a 4-degree elite fit system, these socks a dialed, performance-oriented stay-put fit with a flex zone at the ankle joint for enhanced mobility. The Indestructawool technology utilizes a patent-pending construction method that delivers exceptional durability and comfort. Body-mapped mesh zones provide added breathability to keep your feet feeling fresh throughout the day. A light cushioning covers the entire bottom of the foot, paired with a virtually seamless toe for an improved in-shoe fit and all-day comfort. These large socks fit men's shoe sizes 9-11.5 and women's shoe sizes 10-12.5.