Thorlos ST Mountaineering Socks

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As low as $5.95

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The Thorlos ST Mountaineering Socks are engineered to provide maximum protection in sub-zero weather, on all terrains including extreme summit conditions where foot protection is critical. Specifically engineered to deliver the maximum protection and comfort for any mountaineer prone to blisters, foot pain, or discomfort.

Fits Shoe Sizes 9 through 12.5
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Thorlos ST Mountaineering Socks
Thorlos ST Mountaineering Socks

In stock




    • 100% wool toe for maximum warmth, and low profile toe seam won't rub or irritate feet
    • Constructed with THOR•LON® blended with thermal fibers for extra insulation, superior softness, resilience, durability and moisture-wicking for drier, warmer, better feeling feet.
    • Cushioned instep and arch for a better fit, more support and less pressure on the feet for more comfort.
    • Unique padding specifically designed for mountaineering, clinically shown to reduce blisters, pain, pressures and moisture for maximum protection.
    • Ventilation panel for extra moisture control and breathability.

    Product Details:

    • Length: Over-Calf
    • Cushion: Maximum Cushion
    • Fiber Contents: 60% Worsted wool, 26% Exclusive THOR•LON® Acrylic, 11% Stretch nylon, 3% Elastic
    • Protection Level: 3 (Maximum)
    • Care Instructions: For longer product life, maximum protection and comfort, wash and dry inside out (to fluff up the pads) using liquid fabric softener after each use (to lubricate the fibers for longer life). For optimal benefits, liquid fabric softeners are always recommended. Do Not Bleach. Wash Normal: 105F/40C. Dry Normal: Medium. Do Not Dry Clean. Do Not Iron.
    • Proudly Made in the USA
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