Are perpetually cold feet the bane of your life then you need a couple of pairs of heat holder slipper socks their heat retention and insulation properties are so good they come with a tog rating just like your duvet unlike ordinary socks heat holders retain warm air as close as possible to your skin to keep your feet toasty warm whatever the weathersuper warm duvets for your feetnon slip imprint on sole91 acrylic 5 nylon 3 polyester 1 elastanemachine washableladies socks in pret