The Smartwool PhD Run Light Elite Micro socks just got a make-over. A Chevron print was designed to add some swagger to your running socks. These wool-blend socks feature the durability and protection you need, without any added bulk. You'll still be able to run past the competition with the breathability and durability that these socks provide, but this time there is as much color as there is comfort. Material: 57% Merino Wool, 40% Nylon, 2% Elastane, 1% Polyester. Sock height: Micro. Virtually Seamless toe for enhanced comfort. Achilles tab designed to prevent sock from slipping down into footwear. Mesh venting panels for added breathability and moisture-management . 360deg Print Technology. Women's-specific fit. Care: Machine wash warm inside out. Tumble dry low.. Made in the USA..