This item is a great file binder for school,office and business,etc. It is made of premium PVC material for better durability for added stability. It feels comfortable. You can fasten it further to prevent loose-leaf missing. It is lightweight and portable to carry. Feature - ColorTransparent - Material: PVC. - Size: About 17x23.5x1cm. - Made of premium PVC material for durability with hardness and non-rust. - Usage: a great sorting clip for school,office and business,etc. - With elastic band, you can fasten it further to prevent loose-leaf missing. - It is lightweight and portable to carry. - You can fix the pen on the hook, you can carry them easily. - Warm Tip: Dear buyer, due to lighting effect, monitor’s brightness, manual measurement and etc. There could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 3 x loose-leaf shells