StarTech.com Adjustable Arm Rest For Office DeskImprove posture and reduce pain by minimizing stress on the shoulders, arms, and wrists while using laptops or desktop computers for extended periods. Fully Adjustable The armrest features 6 levels of height adjustment, ranging from 0. 2 inches ( 5mm) to +2. 7 inches (+70mm), and swivels from 90 to +90 degrees. The adjustable armrest supports swivel motion, facilitating seamless transitions between mouse movements and keyboard typing. Full 360 degrees