INSTRUCTIONS FOR USE: Our headboard stabilizer without drilling into walls or head boards. The metal base of anti bed shake tool with white double-sided tape is glued to the head of the bed, and then the side of the EVA pad is twisted by hand until it is against the wall. EASY TO INSTALL: Adjust the length of the headboard bumper as needed,easy to change the stability of your bed frame in just a few mins by simply screwing headboard wall protectors into place. FULL PROTECTION: Adjustable threaded bed frame anti-shake tool with EVA cushion effectively reduces noise and protects your wall from damage, this headboard stabilizer can prevent the head of the bed from becoming wobbly. WIDE APPLICATION:This bed headboard stopper anti-shake tool 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 shaking furniture, bed, cabinet, chair, sofa and other objects used against the wall