Material steel Color black Item dimensions length x width x height 34.9 x 20.5 x 9.3 cm About this project 1. Product information: the new generation of arm support plate incorporates the shortcomings of other products, adopts a more reasonable and stable structure, focuses on solving the problems of neck and shoulder pain and sagging arm caused by the extended user work! 2. Product material: the product adopts the European standard E1 class sheet, the stainless steel double K bracket, the double clip is locked on the table top, which makes the product more suitable and more stable on the top of the table! 3. Folding Design: Convenient for user to fold and store at 90 when not needed, won't take up your space! 4. Product specifications: support plate size is 30cmx15cm, can bear 20 pounds! 5. User solution: Install a healthy sitting position and say goodbye to pain. Give you a healthy body at the lowest cost. For the user experience, we are always on the road. If you have any questions, you can always email. Thank you for your support! Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.