Designed with insight from trail runners around the world, the Nike Trail Socks deliver durable grip underfoot. A supportive design helps you stay running comfortably when your off-road miles become wet and rocky. Run the Trail::For this season's Nike Trail collection, insights from trail runners helped create running gear designed specifically for your outdoor miles.,All-Year Comfort::Wool-blend fabric helps keep your temperature comfortable throughout the year.,Grip Underfoot::Nike - Grip yarn helps keep your foot in place. Mesh between the grip provides breathability and allows for moisture drainage. More Heel tab helps resist shoe abrasion, while keeping dirt out. - Fabric at the heel helps keep your foot secure. - Heavier yarns wrap the arch for support. - Coloured ribbing reveals a Nike Trail logo43% nylon/27% wool/21% polyester/9% elastane - Machine washImportedNot intended for use as Personal Protective Equipment (PPE)