The Art Profolio Multi-Ring Refillable Binder features 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, multi-fold spine allows the Art Profolio Multi-Ring Refillable Binder to lay perfectly flat for presentations