Merrell Women's Coldpack 3 Thermo Moc Waterproof ShoeA versatile winter moc to keep you dry and delivers traction in any conditions mother nature can throw at you. Waterproof exteriors and 200 grams of insulation will keep you dry and warm for your typical cold weather winter activities. 200G Insulation Vibram Icetrek Outsole Features 200 grams synthetic lightweight, low bulk insulation for warmth and comfort. Complete with Solarcore Aerogel insole provides underfoot superior warmth while being