Promotional products: Multi-functional, sporty portfolio converts to a backpack for more versatility. Front zippered pocket with outlet for MP3 player ear phones. Large snap buckle conceals zippered mesh pockets and organizer complete with molded pen loop, cell phone pocket, and PDA case. Padded computer sleeve (fits most 17" laptops) with accessory pockets. Removable accordion file dividers for traveling ease. Side zippered pockets for added storage. Adjustable, removable padded shoulder strap. Back zippered pocket holds backpack straps and pebbled trim conceals backpack hardware. Padded back support and grip handle. Exclusive patented product. Materials: 420d dobby / 600d polyester. Manufactured By Gemline.