Instead of buying new furniture, Evelots new and improved cushion support will help extend the life of your current sofa, couch, loveseat, chair or recliner by adding support to make it more comfortable and attractive. The furniture support can also improve posture by helping you sit higher and straighter, reducing the aches and pains caused by sitting on sagging furniture. The adjustable 9-inches panels fold and unfold to fit any incremental width from 9 inches (fully folded) to approximately 65 inches (fully extended), to fit many sizes of furniture. Overall approximate dimensions 65 Inches Length x 17 Inches Width x 0.25 Inches Height fully extended. The sagging cushion furniture support is quick and easy to use, no tools required. Just unfold and place seat support under sagging cushions for instant firmness. Made of sturdy pressed wood with a protective layer of black vinyl, this cushion support is easy to spot clean and designed to hold up under daily use. When not in use, it can be folded and easily stored.