For those who love the traditional weight and feel of 'proper' wool boot socks, the folks at Heat Holders® have combined the heat retaining and wicking properties of natural wool with modern fibres and innovative knitting technology to create a high performance sock worthy of the Heat Holders® name. These Heat Holders® Wool augmented Thermal Socks have a tog rating of 2.7, making them over 8 times warmer than basic cotton socks. The longer looped pile and soft brushed finish of the inner holds heat and cushions feet for all-day warmth and comfort. For higher boots, a long leg version is also available. WHY HEAT HOLDERS ARE SO WARM:
Care and Washing: Remove any tags with scissors, do not rip. Machine Wash, Permanent Press on the Warm setting (40 degrees Celsius, 105 degrees Fahrenheit) with a mild detergent. Hang Dry or Lay Flat. Do NOT Bleach. Do NOT Dry Clean. Do NOT Tumble dry. Do NOT Iron. Materials: 70% Wool 27% Polyamide 3% Elastane.