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!