Normal fit. Choose your regular size.
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Product details
- Fabrics:
- 74% Merino Wool
- 25% Nylon
- 1% Elastane
- Flat-knit side panel
- Extra-full cushioning
- Flat-knit toe seam
- A stretch arch & ankle brace to keep the sock in position
Product information
SmartWool's Mountaineering Extra Heavy Socks have extra-heavy full-cushioning that keeps your feet warm and dry when you're mountaineering, ice climbing or multi-day backpacking in cold climates. An arch brace holds the sock in place and adds additional support, while the flat-knit toe seam keeps you comfortable.
Product features
- Gender: Mens
- Ideal For: Backpacking
- Technical features: Quickdry
- Fabric: Polyamide
- Washing instructions: Machine washable at 30°C
- Sustainability: Responsible Wool
- Size recommendation: Normal fit. Choose your regular size.
- Sock length: crew
Reviews
About the brand

Smartwool’s values:
- Openness: Smartwool builds and maintains trust through transparency about the company, its vision, and its direction.
- Advocacy & Action: Smartwool believes in doing everything we can to preserve our one-of-a-kind environment, so everyone can experience the joy of the outdoors.
- Inclusivity & Fun: Smartwool believes in being compassionate, actively kind, generous, and accountable to all people.
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