Heavy weight sock that will help you get the job done. ; Durable merino wool helps keep feet warm as it wicks away moisture to keep you dry and comfortable. ; Spandex rib top allows sock to stay up. ; Arch brace for underfoot support that helps keep sock in place. ; Steel toe reinforcement in high heel and toe areas for a longer lasting sock. ; Smooth, flat toe seam. ; Sold as a 3-pair pack. ; 72% merino wool, 23% nylon, 3% acrylic, 2% spandex. ; Machine wash warm inside out, tumble dry low. ; Made in the U.S.A.