Office folder

It reliably protects the contents from mechanical influences, is resistant to temperature changes, is easily cleared of pollution, therefore is suitable for storage and transportation. Maximum capacity - up to 600 sheets.

The eraser is located at the corners, slightly less in the center. Cardboard used to be used for production, but now it has been replaced by plastic (polypropylene). It can be matte, transparent, colored or patterned.

Folder on the eraser. Such options are very convenient for students, because they are easy, easy to use, reliable fixation. These proposals have almost completely supplanted the outdated models with ties.