This vertical desktop organizer combines durable laminate and PVC construction for eco-friendly, fire-resistant, waterproof, and mildew-proof performance. The high-quality, environmentally compliant materials ensure safe long-term use in diverse environments.Featuring five tiered partitions and drawer, it offers versatile storage for documents, books, and essentials while maximizing space efficiency. The vertical desig make your desk more tidy! Suitable for home office school classroom dormitory and so on.