From TOMS, the Jaclyn Nubuck Suede Slingback Pumps feature: Nubuck suede upper Softly squared toe construction TPR welt Slingback strap with adjustable buckle closure Custom CloudBound™ foam insole for all-day comfort and support: made with 40% eco content (20% recycled polyurethane, 10% bio-oil, 10% recycled rubber) Stacked leather wrap heel TPR outsole Approx. 1.5" heel height Imported.