REPAIR SAGGING SOFA: The curved couch support cushion can effectively repair the sagging of the sofa caused by long-term use and restore the original support of the sofa.EASY TO USE: No complicated installation, just place the sofa support cushion on the bottom of the sunken sofa cushion to provide support to the sofa cushio.WIDELY APPLICABLE: Size-20 x 20 x 2 inches for chairs, sofas, or other furniture with removable cushions. It can provide stable support for a long time, extend the service life of the sofa and restore comfort.HIGH DENSITY FOAM: Made of 40D high-density sponge, which has strong hardness, high rebound and high durability to better repair sofa sagging.IMPROVE COMFORT: The arch design has good anti-deformation and compression resistance, effectively repairs sagging, and improves the comfort and support of the sofa, making sitting on the sofa more comfortable.Colour:blackMaterial:spongePackage Contents:3 * Couch Cushion SupportOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +- 1-3cm.