Leather – Leather, genuine leather or a term which, according to the public perception, refers to leather or a type of leather (cowhide, nappa, nubuck, saffiano, etc.) may only be used when offering or selling a material which has been produced from the unsplit or split animal skin or hide by tanning while preserving the natural interweaving of the grown fibres. In the case of leather with a surface coating made of plastic, film, or lacquer, for example, the applied layer must not be thicker than 0.15 mm.