The Sapphire 8'' Insulated Waterproof features:

• Waterproof Nubuck leather
• 3M Thinsulate Insulation
• Textile & PU-coated leather
• Oboz B-DRY waterproof/breathable membrane
• Side zip
• O FIT Insole Thermal insole and a winterized rubber outsole for solid cold-weather traction
• Molded rubber heel kick
• Gaiter D-ring