Dimensions: Each clipboard size is 340*240*357mm with a low profile metal clip. Material: Made of sturdy polypropylene (pp) plastic, will not bend or crack. Easy to clean, the non-slip transparent plastic base can grip the paper firmly. Nickel-plated steel clip, can be used for many years. A versatile storage space: The low profile clip can hold 50 sheets, this clipboard has 2 compartments, can store A4 paper, the two compartments can store different documents, invoices, artworks, the upper compartment is for files you find frequently, and the lower compartment is for files you need to keep private, the locking latch keeps the contents secure and private. Wide scope of application: The smooth and durable writing surface and double storage ensure sufficient space to meet the most diverse storage needs. Perfect for classrooms, hospitals, waiting rooms, teachers, inspectors, meetings, offices and more; perfect for soccer coaches, truck drivers, traveling teachers, homeschooling, outdoor sports, back to school, etc.