Model Name: Naddell Model Number: BI0024801 Material: Leather Color: Black Condition: New with box Width: Medium (B, M) When you think Bionica®, think ultralight, flexible, and innovative. Bionica is a progressive new collection of active fashion footwear engineered for lightness that will give the modern woman freedom of movement with virtually weightless flexibility. Designed to accompany the active woman on her daily journey with nothing slowing her down.