The North Face THERMOBALL Traction Mules V are insulated slip-on mules designed for post-expedition comfort and everyday camp-to-street wear. They pair lightweight THERMOBALL insulation with a cushioned superfoam midsole and a grippy sole for warm, easy on/off use. Key attributes: Yellow | Polyester | Water-repellent finish (DWR) | Maintains warmth when damp | Lightweight cushioning | High-traction rubber sole | Slip-on construction for easy on/off | Collapsible heel for convertible mule/bootie wear | Elastic side panels for secure fit | Packable, lightweight design | P.E.T. ripstop upper | Oso fleece collar lining | Collapsible heel with elastic side panels | Dimensions & fit: Approx weight (½ pair): 8.1 oz (231 g) | Size range: 7–14 (whole sizes) | Composition & care: Upper: 100% polyester (P.E.T. ripstop) | Insulation: 100% polyester (THERMOBALL™) | Lining: Oso fleece (material not specified) | Outsole: Rubber