Signature Brown Zip CaseWolf Signature Brown Zip Case, 776533 Stylish zip case from The Signature Collection by WOLF 1834. The Signature Collection has been designed with the modern, eco conscious globetrotter in mind. The wallets in this range are vegan, 95% sustainable, & made from recycled materials such as apple pulp & plastic bottles. With a striking brown vintage inspired pattern to the outer, in a geometric style. The Signature zip case keeps your cards, notes or