If you're skiing in sub-zero conditions, you'll be glad for the Performance Expert Sock. The fabric blend
Includes:: Prima Loft Silver yarns & extra-fine Merino wool for optimal warmth. Isofil polypropylene improves wicking performance, while Cordura reinforcements boost durability. Tight-knit padding on the shin & sole enhance protection; grip sections around the ankle & heel keep the sock secure. Warm & comfortable, with happy feet, you'll be out skiing all day!