Women’s size medium- 9-11.5 Half slipper. Half sock. 100% comfortable. We made these Gripper Slippers with a new and improved fit that’s still super cozy. They also have a soft brushed lining on the inside to keep you toasty, and special grips on the outside to help prevent slipping. Plus, every pair comes with a little travel bag that makes packing a breeze. Features Cozy Interior Lining Fold Flat for Easy Packing Stay-Put Grips Cushioned Footbed Full Fabric Content Gripper Slipper : Shell 50% Acrylic 30% Nylon 20% Wool Lining 71% Rayon 25% Polyester 4% Spandex Gripper Slipper : 50% Acrylic 30% Nylon 20% Wool Gripper Slipper : Body 80% Cotton 20% Wool Lining 69% Viscose 27% Polyester 4% Elastane