Item #: COMP-M003 Fits true to size. Half size? Size up. Rugged but stylish, NORTHERN is a high-performance boot built for comfort. With lightweight, durable materials and soft-back collars, NORTHERN will guide you as you brave the elements confidently in every hemisphere. Insulation Rating: Fixed-Fit multi-layer inner boot systemWaterproof Class: B-Tek™ Dry Waterproof BreathableSlip Resistant TECHNOLOGY Upper: Mid-height, soft and durable leather upper Low-impact and environmentally sustainable B-Tek™ Eco materials Inside zip with wool-blend collar lining Pull loop at the back for ease of entry Base: Polyurethane (PU) midsole for increased comfort Polar Rubber™ outsole with added IceBite® grip compound for greater slip resistance on icy surfaces Insulation: Fixed-Fit multi-layer inner boot system featuring: Thermawick™ comfortable, hi-wick next-to-foot lining material for greater breathability and improved thermal regulation Form-fitting B-Tek™ Foam lining for comfort Waterproof breathable membrane with booty construction for regulated wet protection SPECIFICATIONS & CARE Specs: Based on a Men’s Size 10 Height: 8.5" External Forefoot Width: 4.5” External Length: 12.75” Weight of Pair: 4.6 lbs Care: Leather: Apply non-coloured shoe oil or wax to the surface. Rubber Base: Wipe with a damp cloth to remove excess dirt. Storage: Remove all dirt and debris from rubber, nylon or leather Wipe clean and ensure the product is dry before storing Optimal storage in a dark, dry and cool environment