Rockport Women's Total Motion Romilly Curvy Thong Flip Flop 100% Leather Imported Rubber sole Platform measures approximately 0.75 Lightweight comfort system designed to provide shock absorption in the heel and rebound at the forefoot. 30mm heel with foam-backed lining that provides glove-like comfort Thermoplastic polyurethane outsole plate with polyurethane midsole that provides support and stability with durable shock absorption to help reduce foot fatigue Retention foam footbed provides full foot contact and support (6mm) Full grain leather uppers are easy to clean and maintain to extend product life