기능

• It is a clear file that can be written while documents are in a file, and can be stored and viewed.
• The A3 facing can also be used, so it is suitable for managing schedules and storing sheet music.
• Business: Ideal for internal and external meetings where you want to write on drawings, schedules, proofs, etc.
• Music-related: Ideal for school classes, club activities, and other occasions when writing music for performance.
• For students: Perfect when you want to write on a print for class.