∆ Heat Trendz Granite Blue & Black Heated Socks - Shoe size: 5-10 Sock SZ: 9-11

These popular socks get the job done on cold when extra warmth is needed. These socks has a 2.3 TOG Rating. TOG stands for 'Thermal Overall Grade' and is a unit of measurement for insulation and warmth of sleepwear and bedding. Put simply, the lower the TOG rating, the lighter the fabric; the higher the rating, the more padded and insulated it is. Made from extra thick yarn, has deep cushioning to hold maximum heat 58% Cotton 41% Polyester 1% Rubber Sock size: 9-11 Shoe size: 5-10