Characteristics： 1 to install and clear appearance. 2allation: Folding and bond with acrylic solvent cementing/glue. 3e are definitely for plexi not for wood. They attach with a quick drying cement not with screws. 4tic Folding Hinges only, other accessories demo in the picture is not included! Specifications: Color:Transparent. Material:Acrylic. Size: 25x33mm/0.98×1.3inch Package includes: 10*Acrylic Hinges. Note: 1se allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2 to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!