Darn Tough Merino Wool Work Socks are a great go-to sock for all day comfort. This medium weight cushion sock has a reinforced toe box with cushion. Nice amount of cushion everywhere on the sock except the top of the foot - that stays light-weight cushion. This sock will hit around mid-calf - a good inch or so above 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: 56% Merino Wool 41% Nylon 3% Lycra Spandex