●Sole Material: Polyvinyl Chloride ●Heel Type: Flat ●Thick coral fleece: The fine texture and high quality fleece provides high heat retention ●【Dense and Solid Fleece】To keep your feet warm and comfortable in cold winter ●Nice and Durable: The shape is cute and the seams are evenly spaced and neatly, making it sturdy and durable ●(Soft and Non-slip PVC Sole) The sole is made of thick PVC that is lightweight and slip-resistant ●Designers notes: The simple, clean style of warm room shoes will help you stop your feet and feel the way you spend them comfortably