A4 Thickened Four-hole Document Storage Binder Folder, Blue+Purple with Hole Puncher

1. Thickened material, resistant to deformation and durable. 2. Sturdy four-hole binder rings for smooth page turning and easy addition or removal of pages. 3. Large capacity storage, can hold approximately 260 sheets of A4 paper. 4. Grooved panel design to secure the cover and prevent slipping. 5. Built-in side label holder for easy categorization and retrieval of documents. 6. Outer shell dimensions: 31 x 26 x 3.5 cm 7. Inner page pocket dimensions: 30.8 x 23.5 cm 8. Multiple specifications available.