Classic winter styling and performance in a leather lace-up. Waterproof uppers lined with synthetic fur and antimicrobial treated Polartec insulation are bonded to a protective rubber rand and external leather counters. For extra warmth and comfort, the dual density EVA footbed is covered in synthetic fur, and a sticky rubber Artrek outsole grips in all conditions. Waterproof Construction. Waterproof Full Grain Leather. Shaft Lining Synthetic Fur, Polartec Insulation Lining Treated with Aegis Antimicrobial. PU Coated Abrasion Resistant Leather External Toe and Heel Counter/Leather Insert. Synthetic Fur Treated with Aegis Footbed. Protective Rand Natural Crepe. Dual Density Compression Molded EVA Footbed with In-Board EVA Wedge and Integrated Merrell Air Cushion Midsole. Full Length EVA Insole. Merrell Winter Artrek Sole/Sticky Rubber.