* Good quality A grade thick PVC plastic for water-scratch resistant
* Bound the seam with High Frequency System for 100% water resistant
* Durable hard spring clip's dowels punch 2 holes on the document
* Metallic straingth document binding locking is able to hold on the thicker book
* Front cover and folder's spine is insertable on printed label or own desigh cover
* Suitable for collecting on t