This is greatest boots selections store and most wanted model for shopping. We have free shipping for the Fox River Elk Compression Boot Sock 3-Pair Pack Black Hosiery: Elk Compression Boot Sock 3-Pair Pack is a premium weight, over-the-calf sock made for boots. Soft merino wool layered with acrylic cushioning moves moisture away from the skin to keep feet dry. Pattern cushion provides technical areas for shock absorption and insulation. Dimensional knit for a memory fit. Special pattern mesh on top of arch adds flexibility and ventilation. Reinforced heel and toe for extended wear. Smooth, flat toe seam. 59% acrylic, 25% merino wool, 15 % stretch nylon, 1% spandex. Sold as a 3-pack. Made in the U.S.A.