This ProFolio Multi-Ring Refillable Binder from Itoya has a sleek, contemporary exterior design with durable, 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 lay perfectly flat for presentations. Designed for use with Itoya's PolyGlass refill sheets, the binder includes a pack of ten sheets and one bonus sheet..