A serious answer to serious weather, this performance pull-on features a full 200 grams of Thermolite® insulation, premium waterproof leather and Cordura® mesh uppers. Adjustable elastic closures keep feet warm and dry. With removable breathable inserts, full Poron® midsoles and the Sebago® Vibram® Monsoon™ sole, to take on whatever winter hands out. ¦ Waterproof Construction ¦ Premium Full Grain Waterproof Leather and Waterproof Cordura® Mesh Upper ¦ Adjustable Elastic Cord Collar Closure ¦ Brushed Polyester Fleece Lining with 200 grams Thermolite® ¦ Removable Brushed Nylex Breathable Sock Insert ¦ Anatomically Molded EVA Footbed ¦ Poron® Full Length Internal Midsole Cushion ¦ EVA Heel Cushion ¦ Sebago® Vibram® Monsoon Cupsole/TC1 Rubber with Heel Kick Plate