Bogs Women's Plimsoll Plaid Tall-W 100% textile/synthetic Imported Rubber sole Shaft measures approximately 13" from arch Heel measures approximately 2" Platform measures approximately 1 " Boot opening measures approximately 16" around Durable hand lasted rubber with four way stretch inner bootie Insulated with 7 millimeter neoprene Dura fresh lining activates to fight odors Max-wick moisture wicking lining Comfort rated to -40 degrees fahrenheit or -40 degrees celsius