The Pampa Hi Overcush applies recycled fiber insulation foam to keep your toes warm. Perfect for dry winter conditions, and lighter than models with leather as the upper material. - Surface material: tough polyester fabric, with a softer liner - Outer sole: genuine rubber that does not harden unlike many summer use hiking boot soles - Long zipper for easy on and off - Rear with loop for pulling on - The surface fabric treated to be somewhat water repellent - we recommend other boot models for wading in slush or puddles