Calfskin Leather Card Holder Wallets & Card Holders BlackBrunello Cucinelli calfskin card holder made from natural grain leather processed to achieve a slightly irregular texture. The slim structure provides a symmetrical arrangement of slots on both sides. The compact silhouette allows easy insertion into pockets. The compartments, finished with linear stitching, are designed to accommodate cards and business cards while maintaining an even surface and stable construction. Grained calfskin leather with a