OSEF SEIBEL Brendan 01. Making sure your feet look as good as they feel! Step out in style this season with our Men's Active Sandal, featuring heel support, two adjustable straps, hand-stitch detailing and signature motif. That's not it; It's cork mix sole offers exceptional shock absorbancy and flexibilty underfoot. Upper: leather Lining: leather Sole: RUBFLEX/TR-CORK Fastening: riptape Fitting: standard. Colour: brown