Hi-Tec St. Moritz 200 II Waterproof Women's Walking Boots Suede Rubber sole Dri-Tec Membrane - Furnishes the boot with a fully waterproof quality. 200g Thinsulate Lining - Envelopes the foot and lower leg to keep it warm and dry. Ghillie Lacing System - Clasps the foot and lower leg, allowing the wearer to tighten the boot's fit quickly, easily and effectively. Comfort-Tec Sockliner - Removable and contoured for a better fit. Faux Fur Lining - Provides additional insulation and finishes the boot in a stylish aesthetic.