The Multifunctional Multi-layer Wall Mounted A4 File Holder Large Capacity Rack is a space-saving and efficient solution for organizing your files. Whether you need it for your office, workshop, or warehouse, this retractable file rack will increase your work efficiency. With its simple assembly and no need for punching holes, you can easily install it without damaging the wall. The file holder can be expanded or folded, allowing you to adjust the number of file storage locations as needed. Additionally, it features buckles on the left and right sides, allowing you to connect multiple file holders in series. This file holder is available in three different styles: A 1-Layer File Holder, a 3-Layer File Holder, and a 5-Layer File Holder. Each style is made of high-quality PP material. The unexpanded size ranges from 24cm x 6.5cm x 28cm to 24cm x 13.5cm x 28cm, while the expanded size ranges from 24cm x 6.5cm x 34.8cm to 24cm x 6.5cm x 62cm. Please note that the actual color of the item may slightly differ from the pictures due to lighting and screen settings. Additionally, there may be a slight dimension difference due to manual measurement. The package includes the file holder of your chosen style (1-Layer, 3-Layer, or 5-Layer), while other items shown in the pictures are not included. Key Features: Space-saving and efficient No need for punching holes Expandable and foldable Connectable in series Available in 3 different styles Made of high-quality PP material Multiple size options Easy to install