Mattress stabilizer, Yaheetech folding bed frame

For Yaheetech folding bed frames with a smaller sized mattress and no headboards. Keeps the mattress from sliding outwards when you lean against the wall on the bed. Simply insert it into the longitudinal beam's empty slot at the feet end of the bed frame. Comes with 3 sizes, choose the one best suited to your mattress thickness:Short: 50mmMedium: 75mmTall: 100mmFor extra stabilization, add mounting tape to the flat surface between the print and bed frame.