The outdoors sock with added possum fur for comfort, warmth and dryness. Features are: Mid calf length (elasticated rib shank), Cushioned heel, arch and toe (of high density pile for protection against blisters) and Toe seams (extra flat) 20% Possum Fur for comfort 30% Merino Wool for warmth 50% Polypropylene for wicking moisture away from the skin Possum fur has the following unique qualities: Fabric softness, High thermal insulation and Transfer of moisture. Made in New Zealand.