Men's Keen Revel IV Waterproof Chelsea Size:7 Birkenstock uses cork and latex

Birkenstock uses cork and latex footbeds to offer optimal support while molding to your feet creating a custom fit

400 Grams of insulation keeps your feet warm while a DWR nubuck leather upper with our waterproof B-DRY liner ensures to keep feet dry

Outsole Material: Rubber

This style is made of a soft suede leather and as always has a cork and Latex footbed to offer optimal support while molding to your feet creating a custom fit

Adjustable hook and loop closure to ensure a customized fit

Men's Keen Revel IV Waterproof Chelsea Size:7 Birkenstock uses cork and latexRevel all winter in the go anywhere, do anything, heat trapping, water stopping, slip resistant, best damn winter boot made that now slips on. FEATURES KEEN. DRY waterproof, breathable membrane KEEN. Polar Traction outsole for more grip on snow and ice 5mm multi directional lugs for traction Heat Trapolator technology: Three layers of heat trapping materials underfoot 200g of KEEN. WARM Recycled PET insulation rated to 25F 32C Stability shank delivers