REDUCE NOISE and SHAKING: With our headboard stabilizer that fixes shaking, you can do what you want in bed without shaking and noise. The anti-shake tool for the bed to reduce noise is useful. You can also buy it for your sofa if it always gets wobbly. ADJUSTABLE RANGE: Headboard wall protectors are suitable for fixing 32-69 mm (1.26-2.71 inches) gaps. The material is made of iron, strong and reliable, and can withstand high pressure. STRUCTURE PRINCIPLE: Adjustable threaded bed frame anti-shake tools are fixed with strong double-sided tape, the length of the screw can be adjusted to adapt to different gaps, and the EVA pad is buffered and fixed to reduce noise. Easily change the stability of your bed frame in just a few minutes by simply screwing the headboard wall protectors into place. WIDE APPLICATIONS: The headboard stoppers anti-shake tools can provide support for bed frames, making your bed not easy to shake and make noise, they can also be applied to cabinets, tables, bookshelves, sofas and other items that stand against the wall. PACKAGE INCLUDES: 4-pack 32-69 anti-shake tools that have been assembled. You don't need to reassemble them. If you need shorter ones, please unscrew the screws and reassemble them. It is very easy to use.