Feature●【Sheet Score File Size】: A4 size, 30 pages, holds 60 sheets of paper●Inner Pocket Design: The band file is a ring type, so when laid flat. Pages do not close themselves even when placed on one side, and the top and bottom are bagged, so you can write on the sheet score, and you can easily change the order●Anti-Glare Sheet Music: The sheet music cover is not inserted into the film pocket, so there is no need to worry about the letters or music surface flying out when expanded●Writable: Band files are specially designed for music music and band scores. Instead of putting the entire pocket like a regular clear file, you can write directly on the file while holding it in your pocket●(Applicable Places): It is used for music music file orchestra, winding, voice music, piano playing practice, and music classroom education, composites and live performances. It is also recommended as a gift for people involved in music. Besides music musical musical musics, cooking recipes. Karaoke lyrics? Versatile use for conference materials and moreDescription 【Sheet Score File Size】: A4 size, 30 pages, holds 60 sheets of paper.