Our lightweight socks with thermoregulating merino wool and sweat-wicking ventilation lanes ensure that your feet stay fresh, dry and comfortable in any weather Our light hiking socks feature targeted cushioning to reduce the risk of blisters and sore feet. Great for hiking, trekking, outdoor adventures, walking, travelling or everyday Our hiking socks are designed with Everest mountaineer Rasmus Kragh who tests our products to ensure high quality standards. The socks are fairly produced in Portugal Made from 30% Merino Wool, 36% Nylon, 33% Acrylic and 1% Elastane. The merino wool is sourced in an animal-friendly way. Machine washable at max. 105 °F. Do not tumble dry We want our customers to be happy - If you have any questions about this product, do not hesitate to contact us. Our team is always ready to help you Materials: 30% Wool (Merino), 36% Nylon, 33% Acrylic, 1% Elastane. These Hiking Light socks are great for hiking, trekking, outdoor adventures, walking, traveling or everyday wear as a thermal sock in the cold season. These light hiking socks are developed with mountaineer Rasmus Kragh, the first Dane to climb Mount Everest without the use of supplemental oxygen in May 2019. Available in sizes: US Kids 13-3, Small - US Women 5-7 / US Men 3.5-6, Medium - US Women 8-10 / US Men 6.5-8.5, Large - US Women 11-13 / US Men 9.5-12.5, US Men 13.5-16.0 in 1-, 3-pack. Washing instructions: Wash inside out with similar colors. Water temperature should not exceed 40°C or 105 °F. Do not iron. Do not tumble dry.