Ring binder Donau A4 2-ring 30 mm blue — Donau 3932001PL-10

Ring binder Donau A4 2-ring 30 mm blue is a durable A4 filing solution designed for organizing punched documents. The binder features a 30 mm spine capacity and a metal 2-ring mechanism that holds loose-leaf sheets securely. Its rigid covers and reinforced spine provide shape and protection for documents during daily use, transport and short-term archiving.

Advantages

The binder offers a compact, lightweight construction that balances capacity and portability. A metal 2-ring mechanism ensures reliable paper retention and smooth opening and closing. The material finish resists scuffs and provides easy cleaning, while the spine width accommodates several dozen A4 sheets without excessive bulk. The neutral blue color is suitable for office, school and home environments.

Suitable for

• Organizing and storing A4 punched documents
• Office filing and project documentation
• School notebooks, assignments and handouts
• Home records, receipts and manuals
• Short-term archiving and transport of loose-leaf materials

Key specifications

• Format: A4 document size compatibility
• Ring type: metal 2-ring mechanism
• Spine capacity: 30 mm
• Color: blue
• Covers: rigid protective front and back covers
• Suitable for punched paper with standard 2-hole pattern

How to use

Open the metal 2-ring mechanism using the ring controls, align punched papers on the rings and close the mechanism until it clicks to secure pages. Add or remove sheets as needed by reopening the rings. Store the binder upright on a shelf or place it flat for transport; avoid overfilling beyond the specified spine capacity to prevent strain on the rings and covers.

Usage recommendations

For longer document life, distribute pages evenly and avoid inserting bulky items that are not punched. Label the spine or front cover for quick identification and close the rings before moving the binder to prevent pages from shifting.