NF0A8D9F The North Face Men's Base Camp 100 WP Inspired by The North Face's iconic Base Camp Duffel, the Base Camp 100 Waterproof Boots are insulated boots with THERMOBALL insulation, have an EVA shell for protection and feature a high-traction Vibram outsole. Their waterproof footwear incorporates a variety of advanced waterproofing materials, treatments, and processes. To help keep feet dry, North Face use internal waterproof membranes and/or adhesive and seam-seal constructions. Upper: Lace-up boot has a rugged upper made with material inspired by The North Face's Base Camp Duffel Waterproof, seam-sealed construction Internal EVA shell provides protection THERMOBALL 100% recycled polyester insulation helps keep feet warm even when wet Sole Unit: Injected EVA shell midsole Vibram XS Trek EVO outsole