Avery Spiral Spring Action Files are made out of heavyweight board to ensure that your documents are well protected. The built-in spiral spring coil fastener securely holds papers up to foolscap size and ensures that your files are held in place. With the pre-printed panel on the front of the file, you can write the contents for quick and easy referencing. The pack contains 25 Green Spiral Spring Files, ideal for projects or personal files and suitable for compact archiving into storage systems.