Bridgedale - Women’s Merino Wool Performance Boot Socks Originally named the Women’s Trekker, this sock changed the expectations of hiking socks for women forever. The Hike Midweight Merino Performance Sock ensures feet stay dry and comfortable all day, on any adventure. Engineered advanced zonal padding system for support and comfort this is the ultimate sock for long or multi day expeditions. Merino Performance Fusion Technology provides resilient padding, balanced insulation, moisture wicking and outstanding durability for all day comfort. Merino wool is also well known to be some of the softest material out there, maximum comfort. The Performance Fit is close and supportive and won t slip down or bunch in your footwear. Built on a structure of Lycra and set by Bridgedales Thermofit process ensures the sock returns to its original shape and size after every wash. These socks are made from 38% Nylon Polyamide, 26% Wool, 18% Merino Wool, 17% Endurofil™ Polypropylene, 1% Lycra Elastane and come in 4 different colours: Berry, BlueSky, SilverGrey and LilacPurple. They come in 4 sizes: Small (3-4.5 UK), Medium (5-6.5 UK), Large (7-8.5 UK) and are Machine Washable Extra Product Details Bridgedale Ladies Boot Socks - Performance Fit - Merino Wool Fibres - Flat Toe Seams - Great For Hiking - Moisture Wicking - 4 Colour Options - All Day Comfort - Elasticated Arch - Advanced Padding System