Ring binder Donau Master 2-ring A4 75 mm red

Donau Master 2-ring A4 ring binder in red, with a 75 mm spine width, is designed to store and organize punched A4 documents. The binder features two metal D-rings for secure fastening of punched sheets and a durable cover that withstands regular handling in office or home environments. The standard A4 format and wide spine provide capacity for large sets of documents such as reports, manuals and invoices while keeping pages aligned and accessible.

Advantages

The binder offers a robust cover and reinforced spine to protect documents from wear and bending. Two metal rings ensure stable retention of punched sheets and reduce page movement. The 75 mm spine provides capacity for a substantial quantity of paper while keeping the binder compact enough for shelf storage. Its simple, uniform design allows easy labeling on the spine for quick identification.

Suitable for

• Organizing reports and presentations
• Storing manuals and technical documentation
• Archiving invoices, receipts and financial records
• Collecting loose punched A4 sheets and dividers
• Use in offices, home offices, schools and archives

Key specifications

• Format: A4, suitable for punched A4 sheets
• Spine width: 75 mm
• Ring type: two metal rings (D-ring style for better alignment)
• Cover: durable, rigid cover for document protection
• Color: red
• Orientation: vertical spine for shelf storage

How to use

Open the two metal rings by lifting the ring mechanism and insert punched A4 sheets or dividers aligned with the ring positions. Close the rings until they click to secure pages. Store the binder upright on a shelf by its spine and label the spine for quick identification. To remove or reorder pages, open the rings, adjust the documents, and close the rings again.

Usage recommendations

For long-term archive use, distribute heavier sets across multiple binders to avoid overloading a single spine. Use reinforced punched sleeves or dividers for frequently handled sections to reduce wear on individual sheets. Store the binder away from direct sunlight and moisture to maintain the cover and paper quality.