This crew will give your foot the ultimate in comfort for any hike. With extended durability zones and updated mesh zones, this sock helps provide minimum pressure, maximized breathability, and durability to spare. Its 4 Degree™ elite fit system combined with its women’s specific fit means this sock will fit your foot like Cinderella’s slipper fit hers. Plus, this sock offers a comfort welt with a “stay put” fit, so you’ll know it will be where it needs to be for your entire hike. The Women's Smartwool Hike Full Cushion Saturnsphere Crew Socks. Features 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 Specifications Height: Crew Cushion: Full Cushion Women's specific fit Origin: Made in the USA of Imported Yarn Materials 60% Merino Wool 12% Nylon 25% Recycled Nylon 3% Elastane *Specific percentage of Recycled Nylon will vary as Smartwool transitions to 100% Recycled Nylon in future seasons Care Machine Wash Warm, Inside Out Do Not Bleach Tumble Dry Low Do Not Iron Do Not Dry Clean