The Revel IV High Polar Boot in Raven/North Atlantic from Keen.

No need to wait around for someone to break the trail! We redesigned these waterproof winter boots with a higher profile for deeper snow, our best-ever insulation (rated down to -40°C / -40°F) and improved traction on slippery snow and ice.

• Non-marking multi-directional lugs for increased traction
• 5mm multi-directional lugs for traction
• Stability shank delivers lightweight support
• KEEN.WARM Recycled PET insulation rated to -40°C / -40°F
• 400g of KEEN.WARM insulation
• KEEN.DRY waterproof, breathable membrane
• Eco Anti-Odor for natural odor control
• Environmentally preferred premium leather from LWG-certified tannery
• Waterproof leather and performance mesh upper
• KEEN.Polar Traction outsole for more grip on snow and ice
• Compression-molded EVA midsole for cushioning
• Breathable textile lining
• Thermal Heat Shield insole captures warmth
• KEEN.DRY: A proprietary waterproof, breathable membrane that lets vapor out without letting water in.
• KEEN.WARM: Who knew charcoal bamboo could create something that keeps your feet warm? But it makes KEEN.Warm - a lightweight insulation that provides warmth where you need it most.