Ergonomic DesignThis armrest extends from the edge of the desk, fully supporting and relaxing your arms, improving your working conditions. After many improvements, the best ergonomic solution has been found, which can greatly relieve pain in the neck, shoulders, arms and wrists, and reduce elbow pressure by up to 90%. Easy to InstallPre-assembled design, just tighten the screws to complete the installation preparation in one minute. The manual button supports quick installation and removal, allowing conversion to a variety of scenarios. The drill-free installation method ensures that the desktop remains intact. Sturdy and Durable StructureThe armrest is covered with thick cloth pads and high-density foam, which is super soft and comfortable against the skin. It adopts a stainless steel K-type double support frame, which is very sturdy and durable. Foldable and Rotatable DesignThis computer desk extension tray is designed to be foldable and rotatable. It will move with you when in use, and can be folded 90 degrees for storage when not in use, perpendicular to the desktop, and will not take up space. It can be used with both hands, effectively relieving the pressure on the shoulders and arms. Wide ApplicationWhether in the office or at home, this armrest is an ideal choice. It not only improves working comfort, but also relieves physical discomfort caused by long working hours. It is suitable for various occasions where long-term computer use or fine physical operations are required, helping users maintain a good posture and improve work efficiency.