TOG Rating Heat Holders®

TOG means Thermal Overall Grade. It is a scientific test that measures the heat retaining capacity of fabric. Heat Holders® ORIGINAL™ thermal socks rate TOG 2.34.

Heat Holders® Women's Willow Block Twist LITE™ Socks

Heat Holders® Women's Willow Block Twist LITE™ Socks

Heat Holders - Mens Clothes Set including Ski Socks, Gloves and Neckwarmer S/M

Product Review: Heat Holders Original Socks Eventing Nation - Three-Day Eventing News, Results, Videos, and Commentary

Men's Black Ultra Lite Thermal Socks by Heat Holders

Ladies thermal knee high wellington boot socks

Womens Ultra Lite Long Thermal Ski Socks 3-Pack

Heat Holders - Mens and Women's winter Thermal Socks in 35 Colours : Clothing, Shoes & Jewelry

Mens and Women's winter Thermal Socks in 35 Colours