Merrell Women's Decora Prelude Waterproof Winter Boot 100% synthetic Imported Rubber sole Shaft measures approximately 11.75" from arch Heel measures approximately 11" Platform measures approximately 0.5 inches Waterproof upper Inside zipper M-Select DRY waterproof membrane M-Select WARM low-bulk insulation M-Select FRESH odor-resistant lining M-Select MOVE flexible footframe M-Select GRIP outsole Sporty style maintains a sense of femininity in this chic and warm winter boot.