The W collection; sleek, black, embossed grain leather, with touches of gold across leather wallets, business accessories and a dopp kit. Pure sophistication comes from classic design with WOLFs trademark attention to detail. The W Logo Billfold is made from sustainably sourced embossed cow leather, with lining made from recycled plastic bottles. Containing 8 credit card slots, a large compartment for notes, and RFID protection to keep your personal data safe.