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100% brand new and high quality. With a unique adjustment device,18 reading angles can be adjusted freely,allowing the user to adjust to the most comfortable reading angle. Set with 2 fixed arms,you can firmly fix the pages of the clipped book or file. It can hold up to 62mm thick books or documents. The support feet are provided with special rubber damping rings to prevent slipping and protect the table top. The material selection is strict,strong and resistant to falling,and light to use. Effectively reduce eye fatigue and physical fatigue when users read and print documents on the computer.Improve work efficiency. Long-term incorrect reading posture is forced by the lack of suitable auxiliary tools,causing strain on the eyes and bones and inefficient work. Keep the distance between the eyes and the book,protect your eyes and prevent eye diseases. Reduce lumbar and cervical strain,prevent hunchback,shoulder and cervical spondylosis Product name:Book stand Size:27 * 20cm Type:Bookends Color:dark green Material:ABS Package Contents: 1* Book standOnly the above package content, other products are not included. Note: Light shooting 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.