Bogs Womens Arcata Closed Toe Ankle Cold Weather Boots Rubber Imported Synthetic sole Shaft measures approximately 9" from arch Platform measures approximately 0.25 Waterproof rubber Constructed with 5MM Neo-Tech insulation DuraFresh bio-technology activates to fight unwanted odors Lined with Bogs Max-Wick to keep feet dry Bogs GlacialGrip outsole for great traction & durability