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LAVEVE

LAVEVE Heavy Duty Couch Cushion Support Board for Sagging Sofa, 21.5''x70'' Extra Thick Solid Wood Under Couch Insert with Anti-Slip Dots, Repair Sagging Spring Sofa and Replace Worn Cushions

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Availability: Only 5 left in stock, order soon!
Fulfilled by Amazon
Arrives Monday, Jun 15
Order within 22 hours and 54 minutes
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Size: 70" x 21.5" - Couch


Features

  • BIG UPGRADE LAVEVE couch support is upgraded with a multilayer solid wood composite structure, providing firm yet comfortable seating. Each board can withstand up to 400 lbs, ensuring long-lasting durability. The foldable, widened design fits different sofa sizes and offers flexible adjustment. Perfectly solves the problem of sagging couch cushionsmaking your sofa feel as supportive and new as day one.
  • FIT FOR ALL SOFA TYPES - Offered in 19 compatible sizes, LAVEVE cushion support fits everything from chairs and loveseats to large sectionals and deep sofas. The foldable couch support is easy to adjust and combine for a perfect furniture fit in any living space.
  • ANTI-SLIP OXFORD FABRIC COVER - Wrapped in heavy-duty 600D Oxford fabric with silicone dots for grip. This under couch cushion support stays firmly in place without sliding, keeping your couch cushions and frame stable during daily use.
  • SAFE ROUNDED CORNERS - Every edge and corner is carefully rounded and polished, providing safe, comfortable sofa cushion support for families with kids and pets. Works perfectly as a couch cushion replacement, providing firm sofa cushion support and extending your sofas life.
  • INSTALL IN SECONDS - The easiest way to fix sagging couch cushionsno tools required. Simply remove cushions, place the under couch cushion support on the frame, and put cushions back. Instantly restore firmness and comfort. Backed by LAVEVEs quality warranty for lasting confidence.

Brand: LAVEVE


Assembly Required: Yes


Seat Depth: 20.5 inches


Seat Height: 0.7 Centimeters


Weight Limit: 181.44 Kilograms


Seating Capacity: 4


Product Dimensions: 20.5"D x 67"W x 0.4"H


Leg Length: 3 Centimeters


Type: Standard


Color: Black


Seat Depth: 20.5 inches


Seat Height: 0.7 Centimeters


Item Dimensions D x W x H: 20.5"D x 67"W x 0.4"H


Leg Length: 3 Centimeters


Size: 70" x 21.5" - Couch


Arm Height: Oxford Fabric


Seat Interior Width: 67 Inches


Item Dimensions: 20.5 x 67 x 0.4 inches


Item Depth: 20.5 inches


Minimum Required Door Width: 67 Inches


Brand Name: LAVEVE


Sofa Type: Standard


Additional Features: Folding


Room Type: Living Room


Number of Pieces: 1


Seat Cushion Quantity: 1


Indoor Outdoor Usage: Indoor


Orientation: [AI] Upright (with a confidence level of 70%)


Included Components: /


Manufacturer Grade: LAVEVE


Recommended Uses For Product: Sofa


Set Name: 70" x 21.5"


Model Number: 20.5 x 67 inch


Manufacturer Part Number: 001


Is Extendable: No


Age Range Description: Adult


Manufacturer: LAVEVE


Unit Count: 1.0 Count


Required Assembly: Yes


Warranty Type: Limited


Mfg Warranty Type (i.e. Parts, Labor): Full Warranty


Component Connector Assembly: Not Required


Includes All Assembly Tools: No


Assembly Instructions Description: Simply remove your sofa cushions, place the couch support underneath, and replace the cushions.


Color: Black


Style Name: Contemporary


Shape: Square


Arm Style: Armless


Pattern: Solid


Back Style: Cushion Back


Cushion Style: Rounded edge


Leg Style: Armless


Theme: Contemporary


Frame Color: Black


Furniture Leg Color: Black


Upholstery Color: Black


Accent Color: Black


Finish Types: textured


Weight Capacity Maximum: 181.44 Kilograms


Seating Capacity: 4


Item Firmness Description: Firm


Seat Cushion Configuration: Single Cushion Seat


Is Customizable?: Yes


Is Modular: Yes


Minimum Weight Capacity: 181.44 Kilograms


Frame Material Type: Wood


Material Type: Wood


Has Removable Seat Cushion Cover: false


Product Care Instructions: Hand Wash Only


Seat Fill Material: Foam


Furniture Leg Material: Wood


Seat Back Fill Material: Foam


Back Cushion Removability: Semi-attached


Seat Cushion Removability: Attached


Fill Material: wooden


Material Features: sturdy solid wood and non-slip nylon


Included Throw Pillow Cover Material: Nylon


Cushion Construction: Wood,Oxford Fabric


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Monday, Jun 15

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews

    • Better Than I Expected It Really Works!!! Better Than I Expected It Really Works!!!
Size: 72" x 24" - Deep Couch
Review Image by Reese
I was honestly skeptical before buying this, but I’m shocked at how well it actually works. My couch cushions were sinking in the middle and starting to feel really uncomfortable. As soon as I put this underneath, it made a noticeable difference right away—the cushions feel much firmer and more supportive. Installation took maybe a couple minutes, nothing complicated at all. It’s also sturdy enough that it doesn’t slide around once it’s in place. It’s not going to make your couch feel brand new, but it definitely improves it a lot and makes it comfortable again. For the price, this is 100% worth it and way cheaper than replacing a couch. I wish I bought it sooner. ... show more
Reviewed in the United States on April 28, 2026 Reviewed in the United States on April 28, 2026 by Reese
    • No more sagging cushions!!
Size: 70" x 21.5" - Couch
I honestly wasn’t expecting such a big difference, but these support boards completely brought my couch back to life. The cushions used to sink in and feel uneven, especially in the middle, and now everything feels firm, supportive, and comfortable again. Installation took just a couple of minutes — literally unfold and place them under the cushions. The boards feel very sturdy and well made, not flimsy like some cheaper options. They stay in place nicely and instantly improved both the comfort and appearance of the couch. It even helped with back support while sitting for longer periods. For the price, this was an amazing upgrade and saved me from replacing an expensive sofa. Highly recommend to anyone dealing with sagging couch cushions! ... show more
Reviewed in the United States on May 26, 2026 by Craig Ryn
    • Glad I found these
Size: 48" x 21.5" - Loveseat
We have a love seat and couch in our sunroom which are of good quality. However, the straps got stretched out from young children jumping on them, and the seats sagged so that they were no longer comfortable to sit in. I saw these and decided to try them. To my delight (and surprise) they not only work well, but were very easy to install. ... show more
Reviewed in the United States on April 3, 2026 by Laurel
    • Works well for old couches you still love!
Size: 72" x 24" - Deep Couch
This works great for the couch that puts my husband to sleep within 10 minutes anytime he lays down on it. It fit perfectly, of course I measured first. It adds support and has pretty much ensured that the couch will be around until the end of time. It's worth it if there's a couch you just can't be parted with. My husband is happy, that makes me happy. I didn't give it 5 stars because the cushions do slide off a little, but not a lot, it's not a big deal. ... show more
Reviewed in the United States on December 5, 2025 by alia
    • Sag-Free Sofa: LAVEVE Heavy Duty Couch Cushion Support Review
Size: 70" x 21.5" - Couch
We all love sinking into a comfy sofa, but nobody enjoys that "falling into a black hole" feeling caused by sagging cushions. Enter the LAVEVE Heavy Duty Couch Cushion Support, a game-changer for saggy sofas. Measuring 20.5''x67'' and made from thick, solid wood, this support is here to save the day—and your back! The LAVEVE cushion support is crafted from thick, solid wood, making it incredibly sturdy. Unlike flimsy plastic or cardboard alternatives, this support won’t bend, buckle, or break under pressure. It’s designed to provide a firm foundation for your cushions, ensuring they stay in place and maintain their shape. Setting up the cushion support is a breeze. Simply unfold it and place it under your sofa cushions. The 20.5''x67'' size is generous enough to cover a wide area, making it suitable for most sofas. No tools, no fuss—just instant support. What I love about this cushion support is its durable material and easy-to-use design. The thick, solid wood construction means this support will last for years. Unfold, place, and enjoy a firmer seat—it’s that simple. The size is perfect for a wide range of sofas, providing comprehensive support. After installing the LAVEVE cushion support, I invited a friend over to test it out. He plopped down on the sofa with the force of a thousand suns, expecting the usual sag. Instead, he was met with solid support. His wide-eyed surprise was priceless. "Did you get a new couch?" he asked. Nope, just a little help from LAVEVE! The LAVEVE Heavy Duty Couch Cushion Support is a must-have for anyone dealing with saggy sofa syndrome. It’s durable, easy to install, and instantly improves the comfort and longevity of your couch. Say goodbye to the black hole effect and hello to supportive, comfortable seating. Highly recommended for anyone looking to give their old sofa a new lease on life! ... show more
Reviewed in the United States on July 5, 2024 by Chad
    • Holds up well great product
Size: 72" x 24" - Deep Couch
Great product works very well covered oversize couch very well. The only drawback is I had a chemical smell so I had to leave it outside to air it out.
Reviewed in the United States on May 26, 2026 by Sammy
    • Well-made, solid but be sure to read description and measure!
Size: 81"x 30" - Deep Large Couch
Too deep for my sofa (extended beyond the sofa cushions) but it was well-made and solid and I think at the correct depth, would have made my too old sofa more comfortable to sit on and extended its life a bit longer.
Reviewed in the United States on April 16, 2026 by Donna F.
    • Instant difference — made my couch feel brand new again! Instant difference — made my couch feel brand new again!
Size: 70"x23" & 45"x23"- Sectional Couch
Review Image by Tyler
Review Image by Tyler
I noticed an immediate difference as soon as I placed these couch cushion support boards under my cushions. My couch feels so much more supported and I’m no longer sinking down into it like before. It also doesn’t feel like it sits so low to the ground anymore, which completely changed the way the couch feels overall. My couch isn’t even three years old yet, and it was really frustrating how much it had already started to sag, especially since it wasn’t cheap. I honestly wish I had bought this sooner. The only small thing is that it does raise the cushions slightly, so you can kind of see the support underneath a little bit depending on how you sit it—but honestly it’s very minor and not noticeable enough to bother me at all. Overall, this was one of the best purchases I’ve made for my home. It completely improved the comfort and structure of my sectional. I’m really happy with it and would definitely recommend it to anyone dealing with a sagging or low-feeling couch. ... show more
Reviewed in the United States on April 15, 2026 Reviewed in the United States on April 15, 2026 by Tyler

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