Rugged boot socks with UA comfort built right in, Under Armour AllSeason Charged Wool Boot Socks help keep feet comfortable all day long. On the job site or on the trail, these durable wool socks feature UAs ColdGear Charged Wool for the soft comfort of wool with even faster drying. High Density Selective Cushioning in the feet provides responsive support and shock absorption in impact areas for greater protection during high intensity activity. Dynamic Arch Support provides lift under your arch to resist and reduce foot fatigue, while the Light Cushion Leg boosts flexibility while reducing bulk. Precision Y-Heel Pockets provide an improved fit and enhanced comfort, while UAs Left/Right technology provides a true anatomical shape for an even more comfortable fit. ArmourBlock odor-fighting technology helps keep them smelling fresh. True seamless toes. 41% acrylic/36% wool/12%polyester/8% nylon/3% spandex. 1-pair. Imported. Mens sizes:M, L(9-12.5). Colors:Black/Steel, Heather Grey/Rocket,Dark Orange/Black. Type: Socks.