• Multi-ring binder features a sleek exterior design with durable and matte black precision steel binder rings • Made from a unique and proprietary process, the polypropylene cover is rigid to protect the contents, yet lightweight for easy transport of your important presentations • A unique, center-mounted, multifold spine allows the binder to lie perfectly flat for presentations • Binder includes one pack plus bonus sheet with crystal-clear clarity and glass-smooth texture • Binder is refillable • Design is archival-safe and acid-free