Curl up wherever, as long as it's in the Sage, our new cozy faux fur lined slipper mule. - Mule house slipper - Textile uppers with cozy linings - TPR outsole with custom TOMS tread - Non-removeable insole - Outsole height approximately 15mm. This slipper features a fabric upper, warm lining, and a synthetic sole. It has a slip-on closure, round toe shape, and a flat heel height.