①. Under Desk Extension Board Mouse Tray Home Office Clamp On Platform Ergonomic ②. Space Saving: The mouse platform can be rotated 360 degrees, space saving, easy to use at multiple angles, and can be rotated under the table when not in use. ③. Desk Extension: Extend your desktop with a large under desk mouse tray clamp on, set up a suitable height for your elbows and body position, helping to reduce stress from carpal tunnel, shoulder, and back. ④. For Most Desks: The Stand Steady Keyboard Tray will fit most desks that have a thickness of below 6cm/2.36inch. Tray may not work with beveled-edge desks. ⑤. Easy Install: Tool free. Your mouse platform can be attached to your desktop in seconds without damaging the existing desktop or drilling holes. ⑥. Material: Plastic material with a reinforced bottom, sturdy and durable, featuring smooth edges for safe and practical use. ⑦. Specification: Material: Plastic; Color: Black, White; Size(LxW): About 250x195mm/9.84x7.68inch; Suitable desk board thickness: Below 6cm/2.36inch ⑧. Package includes: 1pc x Mouse Tray, 1pc x Clip ⑨. Note: 1. Due to light and screen differences, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement.