From Vionic, the 23Walk Leather & Mesh Lace Up Sneakers feature: Leather and mesh fabric upper Adjustable lace up closure Breathable moisture-wicking fabric lining Podiatrist-developed footbed with contoured arch support Deep heel cup provides stability EVA midsole Durable rubber outsole provides excellent traction Approx. 1" platform height Approx. 1.75" heel height Received APMA Seal of Acceptance It is recommended to wear your new pair for a few hours to allow your feet to adapt to the new support Imported.