Rubber sole Best Gifts Ideas: These cute fluffy slipper socks are featuring lovely animals pattern-owl, dog, cat, fox, penguin and reindeer. They are very good gifts for women. Gifts for mom. Best gifts for Christmas present, birthday present for families, girl, kids and elderly mother. Super Soft and Cozy: These fuzzy slipper socks are made of Polyester 95%, Spandex 5%. The material is extraordinary soft and comfy. Very Warm: These thick warm winter slipper socks featuring soft fleece lined. Perfect for cold weather and great around the house, make house slippers unnecessary. Slipper Socks with Grippers Design: Silicon rubber grips on soles of socks prevent slips and falls on smooth floors. Great socks for the elderly to prevent falls Size: These soft slipper socks are suitable for women US Size 5-8.