Warm ski socks Heat holders with thermal resistance TOG 1.0 Perfect high socks for winter sports fun.  Ski knee socks Heat Holders Ultra Lite Ski are made of high-quality and very well-fitting knitwear with a reinforced heel and toe. The socks perfectly serve their purpose when a weaker and thinner design is appropriately chosen, which, however, will offer warm comfort with a thermal resistance of TOG 1.0 thanks to a specially processed combed interior. With these great socks, you don't have to worry about feeling uncomfortable coldness from your feet while waiting on the slopes for a long time. Material: 89% acrylic, 10% nylon, 1% elastane