Product description Lucrin - Credit & business cards holder - Smooth cow - Leather - Light green Holder for credit and business cards. In full grain leather. Side 1: three compartments for credit cards. Side 2: one compartment for business cards or magnetic card for hotel door opening (maximum size : 3.7 x 2.4 inches). Size: 4.3 x 2.8 inches.Material description Smooth calfskin is the most widely used kind of leather and it is also the kind our clients like best. Smooth calfskin is real leather, which is to say that the material is actually leather and not flesh split. Real leather has that grain, the best part of the hide. Calfskin can be used to make all our leather articles.