Reduce noise and shaking: With our headboard stabilization, you can do whatever you want on the bed without shaking or shaking. The bed anti-shake tool to reduce noise is useful. Adjustable height: The material is made of metal, which is firm and reliable and can withstand strong pressure. The length of each headboard bracket can be adjusted freely, and the number of adjustment screws can be reduced or increased. Easy Installation: The side of the base with double-sided tape is stuck to the head of the bed, then tighten the side of the EVA mat by hand and adjust it to the right length until it is close to the wall. Wide range of uses : Can be used in many places, as long as the center of gravity is unstable or easy to shake, the object can be used. Such as bed, cabinet, chair, sofa and other objects used against the wall. Package includes: 4 pack of 47-64mm anti-shaking tools which have been assembled. You dont have to wind them up. If you need shorter ones, please unsc