Features: Revitalize sagging couches with our High densities Foam Sofa Support Cushion, engineered to restores seat shape and enhances durability through polyurethane sponge reinforcement. The ergonomic trapezoidal designs naturally to body postures, delivering lumbar support while maintaining breathable comfortable for extended sitting supplies. Ideal for homeowners, renters, or families seek to revives aging living room furniture without replacements. Perfectly adapts to sectional sofas, recliners, or lounges chairs, entertainment area, or sunken seating space requiring structural reinforcement. Effortlessly slides under existing cushions, providing instants sofa elevations while maintaining original upholstery integrity through fabric backing. Specifications: Materials: Sponge Color: Black/White/Blue/Gray Size: 50x50x5cm/19.69x19.69x1.97inch Package Includes: 1pc Sofa Support Pad note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.