SHLAND Non Slip Mattress Gaskets for Metal Bed Frame,6 PCS Mattress Holder in Place Gripper,Keep Mattress from Sliding, Adjustable Anti-Slip Baffle, Black

["Mattress Holder in Place: Non slip mattress gripper for bed frame provides an extra secure connection to keep mattress from slipping and keep mattress in place","Universal: Our adjustable size mattress retainer bar is universal model and keep mattress topper from sliding, suitable for bed frame with tube width 0.6 to 1.3 inches","Practical and Protector: Mattress gaskets for bed frame add a piece of metal strip to lock firmly on the bed frame, will protect your bed frame from being scratched","Easy Installation: No need for extra tools, just follow the clear instructions put the 6 metal gaskets in the 3 sides of your bed frame, then tighten the screws by yourself","Durable and Stable: Mattress holders in place gaskets is made of high quality and heavy duty metal, can withstand immense pressure without deformation or rusting"]