This Kursk winter boot is crafted from vintage hydro-natural leather and features an adjustable lace closure with rugged metal eyelets and a side zipper for an easy on-and-off. A robust zipper with bellow stops the intrusion of snow. A BREATHTEX waterproof membrane ensures a dry fit while a lining enhanced with breathable insulating OLANTEX film and an ISOWARM insole made of 90% wool with insulating and reflective silver foil keep feet in warm cushioned comfort. An Italian sole with 16 stainless steel spikes, built-in swiveling and folding OC System® with flow channel delivers secure non-slip grip and traction.