An elephant's skin is generally very tough, at 1 in. The skin around the mouth, anus and inside of the ear is considerably thinner. Young elephants have brownish or reddish hair, especially on the head and back.
This shows both patterns and texture in it. They are repeating circles, but each one is a little different with the texture and lighting. Corealine - idea to have textured material for parts of repetitive pattern?