From Gianni Bini x Sydney Silverman, the Allie Patent Kiltie Lug Loafers feature: Patent synthetic upper Kiltie detail Slip on design Synthetic lining with suede counter pocket for breathability 4mm memory foam sock with Gianni Bini x Sydney Silverman stamp design Rubber lug outsole with Gianni Bini x Sydney Silverman Approx. 1.9" heel height Imported.