A4 40mm 4D Presentation Red Ring Binder. Made from strong welded PVC, this high quality presentation ring binder from Q-Connect will bring a touch of professionalism to your office. Featuring full length cover and spine sleeves for adding your own presentation cover and finished in red, these folders have an easy-open 4 D-ring mechanism for adding and removing papers quickly, with a total capacity of 40mm for storing A4 documents.