Comprehensive Design: This A3 drawing board is crafted from durable hard plastic, featuring a size of 51 x 37 cm for easy portability. It includes a drafting table, protractor, straightedge ruler, L-shaped drafting square, and two non-slip tilt table support feet, all packed in a color carton for convenient transport. Adjustable Comfort: Equipped with non-slip tilt table support feet that firmly attach and slide on the drawing board, it offers a comfortable tilt angle during use. The integrated protractor works with the triangle for easy movement and line drawing, enhancing usability and space efficiency. Enhanced Functionality: The straightedge ruler not only slides back and forth in its groove but also features a double locking buckle for secure placement. Lightly press to fix the ruler in place, coordinating with other rulers for drawing or reading, with edge buttons to control paper fixation. Ideal for Professionals: With its complete accessories and robust functionality, this portable A3 drawing board is an essential tool for engineers, designers, and engineering students, facilitating the creation of ideal works quickly and effortlessly, making it an excellent choice. Color: As Shown Material: plastic Package Contents: 1* A3 Portable Drawing Board 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.