enough to meet various requirment. Two measurement ways: Unit CM & Inch Ruler. Convert units help you work efficiently. High-quality hardboard covered with aluminum foil and aluminum alloy frame. Heavy duty, Anti slip, Durability and Look professional. Light but not easy to bend. The metal low profile clip can hold 80-100 sheets of Letter Size Paper, which can compact your document or paper firmly and keep your files well-organized!!! Retractable hanging loop design helps you to hang or display working at any place easily. Metal-look clipboards can hold standard A4 size with ease, perfect for storing your draft , artworks, invoices, work orders and more. With smooth and rounded corners edges to prevent scratch you.(Unlike the sharp metal aluminum clipboards) Perfect for students, teachers, nurses, coaches, lawyers, women and men , school or office use. Great gift idea for Back to School, Brithday, Day and other festivals. Material: Metal colour: silver Package Contents: 2 x contractor clipboard Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.