DONAU A4 4 D-ring binder 16 mm polypropylene black

Product

The DONAU A4 ring binder is a professional organizing solution made with durable, eco-friendly polypropylene film on 2.4 mm thick cardboard. It features 4 D-shaped rings (16 mm diameter) and is designed for secure document storage in offices, schools, or at home.

Specifications

• 2.4 mm thick cardboard with a density of 1400 g/m², covered with eco polypropylene film on both sides
• Spine width: 37 mm; ring diameter: 16 mm; 4 D-rings with 80 mm spacing
• Includes 2 exterior customizable pockets, 2 internal note pockets, and a spine pocket for labels or indexing

Usage

Insert A4 documents into the four D-shaped rings to keep them secure and organized. Use the exterior and interior pockets for additional loose notes, customized covers, or quick-reference material. The binder is ideal for project files, academic subjects, or document archiving.

FAQ

1. What is the spine width of this binder?
   The spine measures 37 mm for optimal storage and shelf organization.

2. How many rings does the binder have, and what type?
   It is equipped with four D-shaped rings for stable document retention.

3. Is the binder environmentally friendly?
   Yes, it is covered with eco-friendly polypropylene film on both sides.

4. Are there pockets for additional storage?
   Two external pockets for customization, two internal for notes, and one spine pocket are included.

5. What size documents does this binder hold?
   This binder is designed for standard A4 documents.

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