Birkenstock Boston in Mocha Narrow Fit Size 39(US 8-8.5) New with Box Embrace the signature style and unparalleled comfort of the new Boston Soft Footbed Clog from Birkenstock! An iconic silhouette designed for exceptional comfort, the Boston Soft Footbed Clog features a rich suede upper with an extra layer of soft foam between the cork midsole and suede liner for premium comfort. Premium suede leather upper Adjustable buckle strap for a custom fit Soft Footbed features a foam layer embedded between the cork midsole and suede liner for increased rebound capacity and lasting comfort EVA outsole delivers impact resistance and flexible traction