Perfect fit. Powerful durability. That's what you get when you put on Smartwool Men's Performance Hike Light Cushion Ankle Socks. Featuring their top sock technologies, dialed-in fit systems, updated mesh zones, and extended durability zones. Smartwool has upgraded these hiking socks to help you push any summit or enjoy any trail in absolute comfort. Designed with light cushioning on the entire bottom of the foot to bring more comfort to your favorite low-cut hiking shoes. The addition of recycled nylon makes for a more sustainable sock construction. Go farther in ZQ-certified Merino wool hike socks.FeaturesIndestructawool technology with extended durability zones4 Degree elite fit system for a dialed-in, performance-oriented fitAdditional body-mapped mesh zones for added breathabilityVirtually Seamless toe for enhanced comfortComfort welt with 'stay put' fit56% Merino Wool, 11% Nylon, 31% Recycled Nylon, 2% Elastane