Women's Plush Sherpa Winter Fleece Lining Pink Slipper Socks. Keep your feet warm with these comfy and cozy non slip socks that double as slippers. Details: Women winter socks are made of 100% Polyester. Super thick fleece interior for maximum warmth and comfort. Non-skid bottoms to prevent slipping and sliding: Silicon rubber grips on soles of socks prevent slips and falls on smooth floors. One Size fits most Imported.