From Gianni Bini x Sydney Silverman, the Sara Patent Buckle Hardware Slingback Pumps feature: Patent synthetic upper with buckle detail  Pointed toe construction Halter sling back strap with elastic gore for a more versatile fit Synthetic lining 4mm memory foam sock with Gianni Bini x Sydney Silverman stamp design Synthetic outsole with Gianni Bini x Sydney Silverman Approx. 2.17" heel height Imported.