Your favorite paths, trails, and neighborhood loops change with winter weather, but thanks to the IceTrek outsole on these Thermo Mocs, you're ready! Slip into the snuggly, well-insulated style in seconds -- because the dog, the kids, or the sunset can't wait. From Merrell. Style: Nova 3 Thermo Moc Quilted ripstop and textile upper, slip-on style, rear sling 100g PrimaLoft insulation, faux-shearling lining, FloatPro foam midsole, textured Vibram IceTrek outsole Approximate measurements: Heel 3.7"H; Sole 0.21"H Fit: true to size Man-made materials Imported Merrell Men's Quilted Slip-Ons - Nova 3 Thermo Moc