• Performance sock with integrated heating element that completely surrounds the toe area
• Merino wool blend provides superior insulation
• Moisture management system keeps your feet dry and extra padding on the shin and other key areas for maximum comfort
• Lithium pack easily attaches using press studs on the leg band
• Ergonomic design with ring bandages for optimum support and comfort

Shipping Note: Shipping to Alaska, Hawaii, P.O. Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty