Lucksender Womens Round Closed Toe Lace Up Chunky Heel Frosted Suede Solid Boots Synthetic Shaft measures approximately 12" from arch All of our Shoes are marked as China Size. Please measure your foot from toe to heel. We have updated the size chart, please refer to our new size chart. Rubber Sole Shaft measures approximately 12" from arch,Boot opening measures approximately 13.78" around Heel Hight approximately 3.74",Platform measures approximately 1.18" Upper Materials: Frosted,PU; Lining Material: Short Plush