Seat & cushion support. Lift and fix your sagging upholstery! As seen on TV. Experience renewed comfort! Just place Furniture Fix under the cushion for instant firmness. Six panels interlock instantly. Specially engineered panels support heavy use. Customizable to lift and fix sagging upholstery of any size. Save money & your furniture! Save money by giving sagging cushions like-new firmness. Easy to customize. One set of 6 panels fits a chair; or multiple sets interlock to fit a sofa or any size bed. Overall dimensions (when fully assembled): 22 inches wide x 19 inches deep. Adjusts to a maximum size of 22 inches wide x 28 inches deep. Adjusts to a maximum size of 22 inches wide x 28 inches deep when staggered. Great for: sofa; chair; bed. Made in China.