Womens Chic-lets Snoozies Ballerina Slippers with Comfort Fit Sole Pull On closure Made of Polyester with Thick and Soft Skid Resistant Sole Assorted Solid Styles as Pictured with Pom Pom Sherpa Fleece Lining Comfort Fit Soft Split Memory Foam Sole Provides Extra Support US Size scale as follows: Small: 5/6, Medium: 7/8, Large: 9/10, Extra Large: 11/12 Machine Washable Womens Sizes - Ultra-Plush and Easy On/Off