This Ambar School A3 Elastic Folder, with a 40mm spine and assorted colors, is ideal for filing and transporting larger documents or works, such as drawings, posters, or blueprints. The elastic system keeps the contents secure and organized without the need for rings, facilitating quick access. The 40mm spine offers sufficient capacity for several documents simultaneously. Available in assorted colors, this folder from the Ambar School line is a practical choice for students and professionals who work with formats larger than A4.