This is a decorative design dating back to the Islamic and Coptic era in Egypt and the Middle East. It is widespread in the Coptic and Oriental churches in general. It is used in decorating churches or some mosques when modifying parts of it or some color. This file is a high-quality engineering design and accurate can be repeated with an infinite number of units without showing any errors permanently, and can change the color and size when needed.(A3 paper area)