기능

• The contents can be classified according to the color of the heading
• The contents can be written on the front and back of the heading
• The contents can be checked while the document is inside
• Made of transparent PP
• With a 2-hole punch hole, it can be used to close the document to a tube file
• Even when the document is closed to a tube file with a wave cut, it is easy to take the document in and out.