Wondering how to keep warm in bed on cold ,chilly nights? Well wonder no more. Use this double size slate coloured ultra soft and cosy winter sheet set! Polar fleece bedding is so soft and warm that you will never want to get out of bed. Way better than old fashioned flannelette. Warmer than cotton and softer than flannelette. These fleece sheet set are lightweight, super warm and sensuously soft.