Furniture Fix Seat and Cushion Support Lift and fix your sagging upholstery. Experience renewed comfort. Just place Furniture Fix under the cushion for instant firmness. Furniture Fix the quick fix for old sagging furniture. Save money and your furniture. Weak sagging springs lead to uncomfortable sagging furniture, Furniture Fix as seen on TV provides instant support to sagging springs. So why throw out our favorite chair or sofa when you can renew it and experience great support with Furniture Fix. Easy to use, no tools required, just place Furniture Fix under sagging cushions for instant firmness. The six panels interlock instantly and are customizable to lift and fix sagging upholstery of any size. The especially designed to stand up to heavy use. Experience renewed comfort with Furniture Fix! Each panel measures approximately 19 in.