Pre-Owned Ladies Calvin Klein Knee Black Boots Olena Style Size 8M These boots have a 3”wedge heel has leather in the front and elastic on the back for easy and comfortable fit . The boots have a 10 “silver zipper and a silver band on the back around back of the heel. A very classy boot that is definitely a hard to come by . This vintage boot has a round toe and very unique style. Please see attached photos for better descriptions and measurements