This Luna Uva cozy winter boot is crafted from quality Italian craftsmanship to deliver superior comfort and warmth. It features an adjustable front strap with Velcro closure for an easy on-and-off and a BREATHTEX waterproof membrane to ensure a dry fit. A breathable insulating OLANTEX film lining and an ISOWARM insole made of 90% wool with insulating and reflective silver foil keep feet in warm cushioned comfort. A blend of wool, polyester and imitation fur enhances warmth and breathability. An Italian sole is reinforced at the bottom of the rod for heel and toes. It features 16 stainless steel spikes, built-in swiveling and folding OC System® with flow channel to deliver secure non-slip grip and traction.