Northside Men's Tundra Lace-Up Cold-Weather Boot 100% Suede Imported Synthetic sole Shaft measures approximately 6.5" from arch Heel measures approximately 1.25" Cold-weather boot featuring 8-inch suede shaft with waterproof shell bottom Removable sherpa lined EVA foam insole Thermolite Insulation rated to 200g (-25F degrees) D-ring hardware lacing D-ring hardware lacing