Darn Tough Merino Wool Work Socks are a great go-to sock for all day comfort. This sock is a medium weight cushion.  Nice amount of cushion everywhere on the sock except the top of the foot - that stays light-weight cushion.  A favorite of hikers who like a well-cushioned sock. This sock is a Micro Crew length.  It will peek over the top of a standard boot. All Darn Tough socks are made in the USA and backed by  Darn Tough&##39;s Lifetime Guarantee.  Specs: 63% Merino Wool 33% Nylon 4% Lycra Spandex