Stay cozy in the Women's Skechers BOBS For Dogs Too Cozy Slipper! Slippers never worn outside. Worn inside with socks several times. From the website: Microfiber fabric upper in a mule slipper style with a round toe Slip-on entry Full backed slipper for added warmth Soft plush faux-fur collar trim and lining Memory foam cushioned insole Flexible traction outsole