Klim Mammoth Sock - Black

The MAMMOTH Sock is our warmest and thickest technical sock designed to enhance the performance of GORE-TEX® boots by wicking moisture away from the skin allowing the foot to stay warm and dry even in the harshest environments.

• 100% Terry Construction For Added Warmth And Padded Comfort
• High Thermal Retention Value To Help Hold Heat In
• Above Calf Design
• Ankle Support Stretch Band To Help Keep Sock In Position, No Slipping Or Bunching
• Arch Support Stretch Band To Help Keep Sock In Position, No Slipping Or Bunching
• Patterned Bend And Regular Knit At Front Mid Ankle To Help Prevent Bunching
• Above Calf Height For Warmth And Comfort
• Nylon Reinforced Toe, Heel And Sole For Ultimate Durability
• 43% Merino Wool, 40% Acrylic, 13% Lycra, 4% Polyamide
*Note That The Use Of A Technical Sock Is Required To Obtain The Full Functionality Of Gore-Tex® Boots.

Orders $39 and over qualify for free standard shipping via Ground (UPS, FedEx, USPS) to the contiguous 48 US states. Shipping will be calculated for orders to Alaska, Hawaii, and U.S. Territories including Puerto Rico, Guam, and U.S. Virgin Islands.

P.O. Box Shipping. If you list a PO Box and select free shipping, please add a customer note with your order including a physical shipping address. We will ship to a PO Box if the shipping is comparable to other carriers. Otherwise we may need to ship to physical address or charge additional shipping fees.

Learn about additional details and restrictions by reading our full Shipping Policy

If your order arrives and it is not right, we’ll fix it…period. Doesn't fit or you're simply not happy with your item? Return any new, unused and unaltered item within 30 days of delivery of your item. Learn about additional details and restrictions by reading our full return policy.