ECCO FLUIDFORM Technology balances cushioning and energy-returning rebound within a durable and flexible integral outsole Flexible PU/TPU direct-injected outsole creates a lightweight yet durable finish so you can get the best of both worlds Partial leather lining provides the ultimate indulgence Uppers in ECCO leather made in our own tanneries for a premium, durable finish Simply take out the inlay sole if you need to expand the width