Winner of the 1997 Backpacker Magazine's Great Sock Test. When you need

extra insulation against the elements, good shock absorption and support under

heavy loads this is the sock for you. Heavy cushioning throughout this sock

provides extra comfort, insulation and protection, making it perfect for hardcore

hiking, long treks and heavy-laden backpacking.
Elasticized ankle brace holds

heel in place and allows for less bulk and greater forward flex in the boot. High

Density Footbed (HDF) for improved performance, comfort and durability. Crew height.

77% SmartWool, 22% nylon, 1% elastic.