Ergonomic: Sliding design extends up to 20 cm, promotes neutral wrist posture, and reduces strain on shoulders and elbows. Material: Solid wood particle board, water-wipeable, same color on both sides, resists bending and deformation. Bracket: Steel K-type bracket with rust-proof coating, supports up to 25 kg, ensures safe and stable placement. Foldable: Compact folding mechanism saves space and allows easy storage when not in use. Versatile: Functions as keyboard stand, armrest, mouse pad, desktop extender, or equipment stand for work, study, and gaming. The clamp-on keyboard tray features stable bearing capacity that can support up to 5kg of keyboards, mice and other desktop small accessories during daily use.