Ecclesiastical Fabrics are ideal for ready-to-wear or religious occasions. The term ecclesiastical refers to anything relating to the Christian Church or its clergy. Sunday Best may be the term most associated with the clothing of the church, but ecclesiastical fabrics are used in vestments. Although some members of the clergy must wear vestments at all times, many only utilize them during church services. Today, many designers use ecclesiastical fabrics to make couture garments and opulent ready-to-wear. Create vestments with ecclesiastical fabrics, or couture garments.