Pure Athlete Ski Socks - Best Lightweight Warm Skiing Socks 3% spandex Lightweight Material: Not too thick, the light material allows the ski socks to fit comfortably in ski boots without altering the fit. Soft and Comfortable Material: The ski socks feel great against the ski while skiing thanks to the highest quality yarn we use. They feature an ultra-comfortable sole and feel great in ski boots. Merino Wool to Prevent Odor: Anti-odor properties help to prevent bacteria from forming in the ski socks, keeping feet feeling fresh. Moisture wicking technology ensures your socks dont get heavy with perspiration or wet from snow. Feet feel great all day while skiing. Thermal Regulating: Made of advanced special yarn, the ski socks provide superior warmth by provide thermal regulation to your feet, keeping heat in and cold out. Made of 23% Merino Wool 16% Polypropylene 58% Nylon 3% Lycra Spandex 100% Satisfaction Guarantee: At Pure Athlete we know we make the best ski socks and stand behind our products 100%. If at any point the ski socks don't live up to expectations, simply email us and we will either refund you or send you out a replacement. It is that simple.