optional  color: black, green, rusty etc

shape: "z" shape or per as client's requirements

surface: Natural(Crema Marfil) or plane

 normal size: 300×100×10-20mm,  40×15×4cm 60×15×1.5-3cm

                    70×20×1.5-3cm

packing: firstly packed in carton and then in wooden crate