This file organizer is made of iron material. It is and sturdy that you can use it for long term. It is specially designed with three separate layers that can help you sort out different files, letters and documents. It works well at home, sturdy, office, etc. Features -Color:Golden -Material: Iron. -Size: About 17.5x14x8.5cm/6.88x5.5x3.34 inch. -Made of iron metal, our mail organizer is and sturdy. -Its stability is excellent, and it will not tip over when inserting larger objects. -The vertical desktop storage rack helps you organize your work space easily and is very suitable for organizing small office supplies. -Improve efficiency and keep your desk tidy. You can put it in the office or at home. -The desk letter holder has 3 slots for large capacity. Its compact structure will save you valuable desktop space. Package list: 3 x file organizer