1. Elbow support set: This set includes two foldable and rotatable elbow supports, each measuring 31 x 14.5 x 7.5 cm, suitable for tables with a thickness of up to 7 cm. 2. Flexible use: The elbow supports can be folded up to 90° and rotated up to 180°, allowing for comfortable angles and easy storage without occupying much space. They are suitable for IT professionals, designers, programmers, and office workers. 3. Professional design: Ergonomically designed, these elbow supports help adjust sitting posture, prevent arm sagging, reduce body pressure, increase distance from the table, protect the eyes, and feature soft padding for a comfortable office experience. 4. Easy installation: No drilling required. Simply twist the screws to attach them to the table and tighten for immediate use. Not suitable for tables with sloped surfaces or edges obstructed by barriers or drawers.