Metal clamp pod keyboard shelf pod computer mouse do computer elbow support with a thickness of 1-5 cm Description: Folding brackets: thickened steel bracket do paints do baking, stable and non-trembling, strong carrying weight. Practical and professional, suitable do home or office use. Easy to install: no need to hit, no damage to your desktop, just clamp it on the edge of the table and tighten. The c-clamps hold everything firmly in place and adjust with a simple manual tightening. Two sizes available: Standard and Large, the standard size fits do desks with a thickness of 1-5 cm, while the large size is ideal do desks with a thickness of do 1-8 cm. Multifunctional: The extended desk bracket creates additional desk space by attaching do the edge of the surface, providing additional do work space, improving the bad sitting position. Foldable Design: The extended desk stand is a versatile tool that provides a comfortable surface do both writing and using the mouse. Easily foldable at the bottom of the desk, saving space. Specification: Material: stal Color: Black Size Chart: Suitable desk thickness: 1 cm-5 cm, 1 cm-8 cm The package includes: 2 pieces of folding brackets