The KEEN Revel IV EXP CF Polar Boot delivers reliable warmth dryness and traction ideal for winter hikes snowy trails and cold weather adventures.

• Features KEEN Original Fit with generous forefoot space for natural toe movement
• Built with KEEN.DRY waterproof breathable membrane and PFAS free durable water repellent
• Includes 200 gram KEEN.WARM recycled insulation rated for temperatures down to minus 32 degrees Celsius
• Equipped with Heat Trapolator technology and Thermal Heat Shield insole to lock in warmth
• Has KEEN.POLAR TRACTION outsole with 5 millimeter multi directional lugs for secure grip on snow and ice
• Uses compression molded foam midsole and stability shank for lightweight cushioning and support
• Made with durable performance mesh overlays convenient heel pull tab and Achilles comfort notch