These extra heavy mountaineering socks are designed to help keep your feet warm and dry even in the harshest conditions. Whether you’re mountaineering, multi-day backpacking, or just shoveling snow in the dead of winter, smart design features like our flat knit toe seam and Smartwool® fit system mixed with ZQ-Certified Merino wool help keep your feet happy.
Sock Height: Crew
Sizing clearly indicated on the sock
Flat knit toe seam for additional comfort
Made in USAof Imported Yarn: 74% Merino Wool, 25% Nylon, 1% Elastane
Smartwool® Fit System
2 Degree fit system with arch and ankle support helps keep sock in place
Extra Heavy Cushion
The ultimate in impact absorption and warmth
Machine Wash Warm, Wash Inside Out.
Do Not Bleach.
Tumble Dry Low.
Do Not Iron.
Do Not Dry Clean
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