Rotatable Fixed Mouse Pad, Mouse Tray Accessory, Wrist Support Mouse Pad, Computer Hand Stretcher Tool-free installation. The mouse pad can be clamped on your desk in seconds with no damage to your desk. No need to drill holes. Position your mouse under the desk shelf to free up space for items such as speakers, phone, or tablet. Ergonomic mouse tray promotes proper body posture while working or reading at a computer screen and may help reduce strain on shoulders, back, and wrists. Clips onto desks with thickness between 0.65 inch and 1.5 inch. Suitable for both right- and left-handed users. Not recommended for tables with sloped edges, decorative trims, or glass tops. Rotates under the desk when not in use. Purchase two units to create a keyboard tray. Weight: 1.2 lbs Color: Black Material: Plastic Size: 25 x 19.5 cm Package Contents: 1 x Mouse Tray Note: Light and display settings may cause slight color variation between the image and actual item. Measurement error allowed is +/- 1-3 cm.