From Keen, the Women's Elle Mila Backstrap Stretch Platform Wedge Sandals feature: Washable stretch gore upper contains recycled P.E.T. plastic bottles Contains recycled P.E.T. plastic to reduce the use of virgin materials Contoured Fit follows the contours of your foot for a comfortably snug fit Soft microfiber lining Eco Anti-Odor for natural, pesticide-free odor control Shock-absorbing foam insole with arch support for all-day comfort High-rebound foam cushioning enhances comfort and movement Higher-traction, rugged foam outsole for lightweight durability Approx. 2" wedge heel height Approx. 1.25" platform height Imported.