The Circadia Mid Polar Boot for Men in Black/Steel Grey from Keen.

Our legendary hiker, made easier and winter-proofed. Easy-to-go warmth for chilly hikes, with 200g of KEEN.WARM insulation keeping you cozy!

• KEEN.DRY waterproof, breathable membrane
• High traction Keen.Fusion Rubber outsole
• 5mm multi-directional lugs for traction
• LuftCore technology embeds a lightweight, air-injected core into higher-density foam for enhanced midsole cushioning
• 200g of KEEN.WARM insulation rated to -25°F/-32°C
• Heel-capture system for added stability
• Environmentally preferred premium leather from LWG-certified tannery
• PFC-free, durable water repellent
• Eco Anti-Odor for natural odor control
• Original Fit–Iconic KEEN fit with generous space across forefoot for toes to spread out
• Waterproof leather and performance mesh upper
• Speed-lace webbing system with top collar hooks for comfortably snug fit
• Quick-dry lining for active use
• Thermal Heat Shield insole captures warmth
• Non-marking KEEN.FUSION rubber outsole