We engineer every pair of Fit Flop sandals with our amazing, multi-density midsoles. Theyre ergonomic, ultra-cush, pressure-diffusing & totally wunderbar if youre going to walk a lot! On our standard Microwobbleboard midsole Average fit APMA* Seal of Acceptance, for footwear found to promote good foot health Decorated with micro-mosaic metallic studs Biomechanically engineered, comfortable sandals Leather-lined upper Built-in arch contour AZTEK CHADA toe-thong & AZTEK CHADA slide options also available