Package: of hanging folders, 3 pieces each in blue, orange, purple, pink and green, with matching colored label paper and 15 clear plastic label holders. Size: For A4 paper Unique design: large V-shaped opening and plastic guide rail for easy access. Plastic label holders and colorful filing pockets make it easy to find by category. The rails are made of plastic, so you won't hear the friction of the metal when sliding. HIGH QUALITY MATERIAL: The A4 hanging document holder is made of high quality PVC. Unlike other paper folders, it is waterproof and not easy to tear or damage. The plastic slider has a thickness and a certain load-bearing capacity. Application: suitable for binders, each color document holder can hold about 150 sheets of A4 paper, suitable for organizing and storing office documents , school or family medical records, financial statements, files, etc.