Package Contents: 4 upgraded assembled headboard stops, no need to reassemble screws, metal parts and EVA pads like everyone else, just peel off the sticker and stick the wall plug to the bed frame, then install adjust the length to loosen or increase the screw to make it firm. [Upgraded Design] The bed frame stabilizer tool has been improved in appearance and function, which makes the head plug bed more beautiful, more stable, quieter and more anti-shaking. The upgraded version does not require drilling, just peel off the sticker and use. Easy to use: measure the distance between your furniture and the wall, then select the correct size stopper of headboard by adjusting the number of screws to install it. Tips: The EVA pad is against the wall, not on the bed. If you stick double-sided tape on the wall, it may damage the walls. [Wide Application] This headboard anti-shaking tool can be used in many places, as long as the center of gravity is unstable or objects that are likely to shake can be used. Such as shaking furniture, beds, cabinets, chairs, sofas, dressers and other objects against the wall.