These patterns that may evoke the skin of a reptile are a detail of a piece of Damascus steel. are due to the layers of steel that have superimposed.The process is long: the steel is drawn into a long ribbon, hammering it to the forge, then it is folded over itself, and hammered again, and so on. As the steel fills with carbon in contact with the forge flames, it becomes darker in places. Our wallpaper rolls are 10 meters long and 50cm Large. The straight match (repat pattern) is 64cm.