SyntheticSynthetic solePREMIUM QUALITY: We work closely with our dedicated manufacturers to ensure we provide the best possible product before we put it on the market.FEATURES: Our Ladies Slippers are knitted at the front, creating a fantastic crochet effect. They also have two cute pompoms attached to the side as well as a super soft, faux fur trim. The insides are fleece lined to keep your feet nice and warm. Our slipper features a durable, non-slip TPR sole which helps keep you safe whilst you move around the house. They are also suitable for light outdoor use.STYLE: The Slipper Boots are slip-on and feature a tight fit for extra comfort. They are also lightweight and not too bulky, perfect for wearing around the house.SIZE: We offer three sizes on our slippers: Small US5-6, Medium US7-8 and Large US9-10. They come in four stylish colours, Gray, Beige, Pink or Navy. We do not advise machine washing them.