Esselte U-folder made of polypropylene (PP), 60 microns thick. Made from recycled material, it provides a sustainable solution for storing documents. The transparent and anti-reflective surface allows easy visibility of the contents, while providing protection against damage and dirt. The pack contains 50 folders measuring 22 x 30 cm

It is important to know

Before choosing a clear polypropylene U-folder like this model, it is crucial to understand how this type of folder best meets the everyday needs of the business user. The difference in practical use compared to other types of folders is most often seen in the volume of documents stored, the level of protection and the way they are handled. Attention should be paid primarily to the compromises between easy access, protection and the possibility of combining with other types of folders in an office environment.

• The transparent design allows for quick visual identification of the contents without opening them, which makes it easier to sort and edit documents in the archive on the fly.
• U and L folders are most effective for single sheets or smaller sets; they are not the optimal choice for large archives or the more difficult task of transporting multiple documents.
• The thin material (60 microns) provides basic protection against creasing and dirt, but with very frequent use or heavy loads, it may wear out or warp more quickly.
• A multi-folder package is practical for use in multiple departments or for establishing a unified visual system, especially where separation by project or type of content is required.

Source of editorial recommendations: general verifiable guidelines for product selection.

In practice

🟢 Archiving individual documents

The U folder allows for quick filing and protection of individual sheets, which is suitable for short- or medium-term storage in drawers or cabinets without a special fastening system.

🔴 Storing larger sets or frequent mobile use

For larger kits or everyday carrying between locations where a more secure closure is important, U-folders are not the best choice - there is a higher chance of the contents falling out or getting damaged.

🟡 Short-term distribution, presentations and document sharing

A U folder is suitable for quick handover, preparing materials for meetings, or a clear presentation, but it does not provide a higher level of protection or attractive presentation appearance than more robust or closed folders.

🟢 Easy visual separation of content

Transparency allows for immediate identification of the stored document, which helps to better organize business documentation in dynamic environments.

Answers to frequently asked questions

Is this U folder suitable for long-term archiving of important contracts?

For long-term archiving of individual sheets, a U folder can serve as basic protection, but for larger or frequently reviewed documents, stiffer and better sealed folders are recommended.

How does the thin material (60 microns) perform in everyday use?

It is suitable for normal office use with moderate handling frequency, but for more intensive use, more resistant folders made of thicker material are more suitable.

Can these folders be used for sorting by color?

This model is transparent in color, which allows for a visual inspection of the contents, but folders of other colors from the same series or offer are more suitable for color coding.

How many individual sheets do you recommend I keep in one U folder at a time?

For optimal use, it is recommended to insert a smaller number of sheets to maintain transparency and reduce the possibility of creasing; other folders are more suitable for thicker sheets.

Description updated: October 2026

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