[Upgraded] Heavy Duty Couch Cushion Support for Sagging Seat 20.5''x67'' Thicken Solid Wood Sofa Under Cushions Boards Perfectly Fix and Protect Seat Extend Life

LAVEVE Couch Support Under Cushions Revitalize your sofa and enhance comfort with the LAVEVE Sofa Couch Cushion Support. Designed to fit a wide range of sofa dimensions our high-quality inserts provide a perfect customizable solution to restore your couch’s support and look. General Sizes: 21.5"" x 23"" 21.5"" x 48"" 21.5"" x 70"" 21.5"" x 81"" Widened Versions: 23"" x 48"" 23"" x 72"" 23"" x 81"" 24"" x 72"" 24"" x 81"" Oversize Versions: 25"" x 90"" 25"" x 96"" Key Benefits: Multiple Size Options: Choose from a range of sizes to find the perfect fit for your sofa or combine inserts for an ideal solution. Sofa Restoration: Restore your couch’s shape and comfort eliminating sagging and extending its life. Durable & Safe: Made with solid wood and woven nylon for lon