Materials: • Nylon upper • Vegan nubuck mudguard Upper lining: • Ultra soft short bootie fur Construction: • Men alpine trek Ice Gripper sole Waterproofing: • 300G insulation seam-sealed bootie Shaft height: 7" / 17.8 cm Shaft circumference: 14” / 35.6 cm Heel height: 1" / 2.5 cm Platform height: 0.5” / 1.3 cm Comfort rated to -20°C / -4°F