UGG Cozy Knit Mule Slipper Heather Grey Size 8 Whether you are doing chores around the house or want to relax in style on a transatlantic flight, the UGG® Cozy Knit Slipper is the perfect pick. The upper part of this slipper is pretty, casual knit and is lined with warm, soft sheepskin. The outsole is molded rubber, making this slipper not just durable, but convenient and comfy. Upper portion of the slipper is durable and soft knit fabric Inner portion of the slipper is sheepskin Sole is durable and flexible rubber Condition: gently used