Darn Tough Merino Wool Lifestyle Socks are a great casual, everyday socks that are made with the same high stitch count as their award-winning performance socks. This sock is light-weight.  It is the thinnest of the Darn Tough socks.  This sock will hit around mid-calf. All Darn Tough socks are made in the USA and backed by  Darn Tough&##39;s Lifetime Guarantee.  Specs: 65% Merino Wool 33% Nylon 2% Lycra Spandex