SIMPLE SIZING: Available in size Small (US 6-7), Medium (US 7-8), Large (US 8-9), and X-Large (US 9-10). Slippers run small- we recommend selecting a size up MEMORY FOAM: Thick memory foam cushion adds support and comfort for all day wear, because we know how much you love wearing your slippers ANTI-SLIP SOLE: The textured bottom grips to the floor preventing you from sliding or slipping. Feel secure and sturdy in your house shoes STYLE: These moc style slippers are reliably warm and fluffy, perfect for working from home or hanging out with the family. You can even go out to run errands in these shoe-style slippers MACHINE WASHABLE: Do your slippers get dirty quickly? No problem. Simply throw your Jessica Simpson slippers in the washer to clean, and they will look as good as new. Choose slippers that are always fresh with less hassle