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 technologyprovides resilient padding, balanced insulation, moisture wicking andoutstanding durability for all day comfort. Merino wool is also well known to be some of the softest material out there, guaranteeing maximum comfort._The performance fit is close andsupportive and won't slip down or bunch in your footwear. _Built on a structure of Lycra and set byBridgedales thermofit process ensures the sock returns to its original shapeand 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, blue/sky, silver/grey &lilac/purple. 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 socksPerformance fitMerino wool fibresFlat toe seamsGreat for hikingMoisture wicking4 colour optionsAll day comfortElasticated archAdvanced padding system_