Designed for the city, the Glenclyffe mules from The North Face are filled with lightweight and cozy Thermoball, which imitates down and keeps your feet comfortably warm even when wet. The stretchy, elasticated collar makes them easy to put on and take off, while the Vibram XS Trek outsole provides traction and stability on a variety of terrain. - 100% recycled PET ripstop with PFC-free, durable water-repellent DWR coating- Thermoball insulation made from 100% recycled polyester keeps feet warm, even when wet- Elasticized cuff for easy entry and comfort- Webbing loop with daisy chains at the heel for easy on and off- Molded EVA footbed with 100% recycled PET top layer- Molded EVA midsole with single density- TPU heel box for added stability- Abrasion-resistant VIBRAM XS Trek rubber outsole for an optimal balance of traction and durability The North Face The north face glenclyffe mule