Make from Iron with dependable resistant to wear and deformation, supporting consistent mattress stability and extended use Great stability control provides secure mattress positioning, with flexible fit and precisely size for versatile bed frame compatibility within an adjustable ranges Enjoy quick setup with none tools or assembly needed, dependable bed stability Designed to unwanted mattress shifts, the nonslip grommet mechanism maintains a secure grip, promoting stable These gaskets effectively slippage, providing stability for beds in homes, hotels, or dorm rooms, Manufacturer: LiRRvb