The kids heat holder slipper socks have an incredible soft and warm brushed inner and an innovative extra long looped thermal pile to maximise the amount of warm air held inside the sock to offer you the most amazingly warm and snugly socks with an impressive 2 3 tog rating these slipper socks also have a grip sole making them ideal for wearing around the house please note that if you have a preference on the colour then please give our customer services a ring