Terramar Battery Footwarmer Sock Internal & External Frame Packs comfort and enough grip when

comfort and enough grip when walking

Highly versatile

this avalanche backpack is in no way inferior to its big brother

Wool lined footbed

durability and corrosion-resistance

Terramar Battery Footwarmer Sock Internal & External Frame Packs comfort and enough grip whenThis wool blend battery sock, with reinforced toes and heel, is the ultimate foot warmer indoors or out. 9 volt batteries are easily hauled in Velcro closed pouches, keeping your feet warm, and you comfortable all day long. Maximum warmth for extreme weather Great for work, outdoor use, and uniforms Uses 9 Volt replaceable battery Wool Blend: 69% Acrylic 19% Polyester 2% Wool 1% Rubber 1 Pair NOTE: Please remember to remove battery before washing item