Headboard stoppers thicker is more stable, more quiet, more anti-shake and more convenient to use. It’s the perfect solution to the shaky and squeaky headboard. Move as you like. It can also be placed under the cupboard to make the cupboard more stable and protect the safety of children<br/> No tools are required, the headboard stoppers are easy to install as a screw. Each bed headboard stopper are with 3 detachable screws, which can be added or removed to fit for different conditions. The length of bed stoppers can be adjusted from 1.65”to 4.5”<br/> Direction for use: Remove the sticker of the black EVA cushion, paste it to the hole side of he bed stopper. Then remove the white double-sided sticker, paste it to the other side of the bed stopper and the bed frame. Make sure the EVA cushion is against the wall, so that the wall and bed frame won't be damaged and no noise will be made by movement of the bed (See the video)<br/> Adjust the screw of the headboard stopper, to make it fit the distance between wall and bed. If the distance too long, multiple detachable screws are needed. please try to make the length of each detachable screw evenly, so as to ensure the stability and durability of the headboard stoppers<br/> The bed headboard stopper anti shake tool is suitable for any easily shaken furniture, such as bed, cabinet, sofa, table, chair and other objects against the wall