Advanced Technology:WEIERYA is an international brand focused on ski socks.. Countless hours were spent perfecting our advanced technology that helps to keep feet warm and comfortable while skiing. We take pride in using the finest yarns when manufacturing the socks to ensure the ski socks last for season after season.Keeps Feet Comfortable The ski / snowboard socks are moisture wicking and anti-odor, preventing the building up perspiration and odor. Your feet will great all day while skiing. Made of 86.1% cotton,12.2% chinlon,1.7% spandex. They are also specially engineered to fit perfectly to your feet.Premium Cotton for Ultimate Warmth:Don?t settle for cheap ski socks. We make the most cost-effective ski socks!What can I use the ski socks for? The socks are not just for skiing and snowboarding. They are also great for activities such as: - Trekking- Winter Sports- Ice Skating and Ice Fishing- Snow Shoeing- Hiking- Alpine and Cross-Country Skiing- Any activity where you want warm and comfortable feet! 100% Satisfaction Guarantee: We know these are the best ski socks you will ever wear. We guarantee it! If not fully satisfied for any reason, we will refund your purchase in full - no questions asked. Size Chart:Womens Small: Youth SizeMedium: US 5-9Large: US 9.5 - 13Mens:Small: Youth SizeMedium: US 6 - 8Large: US 8.5 - 12