Conquer icy paths with ALPPI studded ankle boots, designed for total confidence on frozen surfaces. Featuring a spike sole consisting of fixed steel studs which firmly grip sheet-ice, ALPPI spike winter boots offer maximum slip resistance and traction on icy terrain. Wrapped in supple suede with a protective PU mudguard, ALPPI ensures your feet stay warm through the coldest winter days with an insulated wool mix lining. (Not recommended for indoor use, take care on non-porous surfaces e.g., concrete or granite without ice.) LAST WIDTH : H UPPER MATERIAL: Black suede PU MUD GUARD: Extra protection against the effects of winter – e.g grit and salt WOOLMIX LINING: Warm insulated lining for winter REMOVABLE COMFORT INSOLE: Comfort for your feet! SPIKE SOLE: Combination of rubber and steel studs bite into sheet-ice providing maximum slip resistance and traction in icy conditions. ZIPPER: Fasten and remove with ease IMPORTANT: Not recommended for indoor use, take care on non-porous surfaces e.g., concrete or granite without ice.