For really cold outdoor adventures these socks would pair nicely with the Backcountry Heated Jacket also included in this year's Holiday Gift Guide:
www.backcountryskiingcanada.com/Fieldsheer-Backcountry-Heated-Jacket
Sock Features:
• 54% Merino Wool, 37% Nylon, 6.6% Poly, 2.4% Lycra
• Calf Length Design Fits Comfortably in Any Boot or Shoe
• Heat Under the Toes
• Sweatsheer® Moisture Wicking
• Odorsheer® Anti-Odor Control
• Left / Right Design for the Optimum Fit
• Comfort Toe with Heal and Toe Reinforcement
• Up to 10+ Hours of Heat*(see below)
• 3.7V Bluetooth Rechargeable Lithium-Ion Battery
• Bluetooth®-Enabled Wireless Control
• MW Connect™ Mobile App Compatible available on App Store® or Google Play Store®
• Men Sizes MD (5-8) LG (8-10) XL (10-14)
• Machine Washable
Battery Features:
• Powersheer Micro® Rechargeable Lithium-Ion Battery (3.7V 2200mAh)
• *Up to 10+ Hours of Heat Per Charge
o (2+ High, 3+ MedHigh, 4+ MedLow, 10+ Low)
• USB Charging Input
• Dimensions: 2.8” x 1.8” x .5”
• Charge Time 3+ hours*
Price: $149.00 CAD / $114.00 USD