Bontec Ergonomics Desk Extender Tray 27.2X9.5 Inch Table Mount Arm Rest Shelf𝐔𝐩𝐠𝐫𝐚𝐝𝐞𝐝 𝐒𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞: Our upgraded desk arm rest is equipped with adjustable double C-clamp, compatible for desks with thickness up to 4.7 inch. The outer sides of the extender tray are rounded, protecting users from scratches. The black surface is wear-resistant and waterproof, making it easy to 𝐃𝐞𝐬𝐢𝐠𝐧: This arm rest extends from the desk, fully supporting and relaxing your arm so as to improve work conditions. Repeated improvements have been adopted to find the optimum ergonomic solution, greatly relieving pain in the neck, shoulder, arm and wrist, and reducing the pressure on the elbow by up to 90%.,𝐄𝐚𝐬𝐲 & 𝐅𝐚𝐬𝐭 𝐈𝐭 𝐜𝐨𝐦𝐞𝐬 𝐰𝐢𝐭𝐡 𝐭𝐰𝐨 𝐩𝐢𝐞𝐜𝐞𝐬, along with all the necessary hardware and instructions for assembly. Mounting your desk extender tray to the desk is made easy with adjustable C-clamps. The manual knob supports fast installation and disassembly, realizing multi scene conversion and use. Non-hole installation ensures that the desktop is undamaged.,𝐏𝐫𝐨𝐝𝐮𝐜𝐭 It is 90° foldable to save space and be easy to store. Sturdy structure can securely hold up to 33 lbs with the size of the support board 27.2x9.5 inch.,𝐏𝐫𝐞𝐦𝐢𝐮𝐦 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥: This productVisit our store for more great deals!Thank you!