Heat Holders - All in One Set This ladies chunky cable set is knitted in an attractive, soft marl two-coloured twist yarn with a ribbed hem and incorporates the latest Heatweaver thermal lining, a luxurious, plush fur-like insulating fabric, that maximises the amount of warm air held close to the skin. It also feels so soft and silky, that they are a bliss to pull on when the weather turns colder. Hat - 4.7 Tog rating - the tog rating is a measurement for the thermal ability of a garment. Gloves - Protective Cuff - Improves fit and provides a protective sleeve that hugs the wrist for extra warmth and comfort. Neck Warmer - Simply slip over the head with Heatweaver thermal lining, 3.5 tog Socks - New Twist socks with a tog rating of 2.3 will keep your feet so warm that you will not be able to take them off!