The Men's Revel IV Chelsea features:

• Waterproof full-grain leather 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
• 5mm multi-directional lugs for traction
• Stability shank delivers lightweight support
• 200g of KEEN.WARM Recycled PET insulation rated to -25F/-32C
• Heat Trapolator technology: Three layers of heat-trapping materials underfoot
• KEEN.DRY waterproof, breathable membrane
• Elastic gore for easy on & off
• High-abrasion rubber tip for added durability and protection
• Eco Anti-Odor for natural odor control
• Environmentally preferred premium leather from LWG-certified tannery
• Original FitIconic KEEN fit with generous space across forefoot for toes to spread out