Color: [Black] Number of pages: [20 pages] Counting both sides, it's 40 pages. This is an A4 size sheet music file. You can use it not only for sheet music but also for storing documents in the office. It opens 180 degrees, making the pages easy to see and comfortable to use. [Size] Approximately 32cm x 24cm x 2cm *The listed size is measured by an amateur. There may be slight errors. Please understand this beforehand. Please purchase with the understanding that there may be minor scratches or fraying that do not affect use. ♪ We carefully inspect items before listing and pack them with care when shipping. If there is a problem with the product, please contact us via transaction comment before leaving a review. ♪ The actual images are taken with a mobile phone, so the color of the product you receive may differ slightly.