Tan & Brown Used Fit Flop Lulu From website: Triple-density, super-cushioned midsole Disperse areas of high pressure to provide instant relief for your feet Biomechanically engineered for long-lasting comfort Description Our minimalist Lulu sandals feature a timeless triangular vamp, softly padded leather uppers and our legendary ergonomic Microwobbleboard midsoles. The classic pick for those who are limiting themselves to a single new pair a season.