KEEN Women's Wilma Lace Winter Boot 100% Synthetic Waterproof Leather Imported Synthetic sole Shaft measures approximately 8.5" from arch Heel measures approximately 1.5" Platform measures approximately 1 inches KEEN.DRY waterproof membrane^200-gram KEEN.WARM insulation^ESS stability shank^Anatomically contoured footbed^4mm multi-directional lugs^Non-marking outsole^Waterproof construction and a fleecy, insulated lining keeps feet warm and dry, even during the coldest months.