DescriptionPerfect fit. Powerful durability. That's what you get when you put on our responsibly sourced Merino wool women's Hike Light socks. Formerly known as PhD® Outdoor, these socks feature our top sock innovations and women's-specific fit, updated mesh zones, and increased durability, we've upgraded these hike socks to help you push any summit or enjoy any trail in absolute comfort. Light cushioning along the entire bottom of the foot offers a snug fit in your favorite low-cut hiking shoes. And the addition of recycled nylon makes for a more sustainable sock construction.4 Degree™ Elite Fit SystemFor a dialed, performance-oriented fit with flex zone at ankle jointIndestructawool™ technology features a patent-pending construction method for exceptional durability and comfortMade In The USAMesh VentingMesh ventilation zones provide optimum moisture management and maximum breathabilityVirtually Seamless™ ToeSmoothed out toe seams for ultimate in-shoe fit and comfortWomen's specific fit; narrower heel and slimmer fitFeatures Sock Height: Ankle Indestructawool™ technology with extended durability zones 4 Degree™ elite fit system for a dialed-in, performance-oriented fit Additional body-mapped mesh zones for added breathability Virtually Seamless™ toe for enhanced comfort Comfort welt with 'stay put' fit Women's specific fit CareMachine Wash Warm, Inside OutDo Not BleachTumble Dry LowDo Not IronDo Not Dry Clean