A podiatrist-designed biomechanical orthotic footbed supports and realigns the foot on this ring-embellished flip-flop that feels as good as it looks The Orthaheel Technology design helps reduce overpronation commonly associated with plantar fasciitis heel and knee pain 1 1/4 Inch heel 1/2 Inch platform size 9 Lightweight flexible EVA midsole absorbs shock to reduce foot stress Durable rubber outsole with a patterned tread provides traction on a variety of surfaces Recommended by Dr Andrew Weil American Podiatry Association Seal of Acceptance Leather upper/leather and synthetic lining/synthetic sole By Vionic imported Womens Shoes Item #1110728 Helpful info Shoe Fit Fundamentals video How to Measure Heel Heights