Bunkie Board King Size (76x80''), Heavy Duty Bed Boards for Frame, Sleeper Sofa Support Board to Stop Sagging Mattress, Breathable, Noise Minimizing, Moisture Resistant
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FREE 90-day refund/replacement
To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.
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Availability:
Only 5 left in stock, order soon!
Arrives
Wednesday, Feb 25
Size: King (76x80'')
Features
- Sturdy Support to Prevent SaggingThis firm supportive bunkie board keeps your mattress flat and even, perfect for slatted or platform beds. It prevents sagging and protecting your mattress warranty. Enjoy a comfortable, well-supported bed that helps you wake up feeling rested
- 2-Piece Split and Foldable Design This bunkie board King size is split into two parts for easier portability and installation. With a full 76" x 80" size, this king bed bunkie board fits your entire king mattress, eliminating dips and gaps between slats. It lays flat for total surface support and helps maintain your mattresss shape, feel, and structure
- Heavy-Duty, Premium Materials DesignMade to last, this 10mm high-density bed support board supports up to 500 lbs combined with a solid interior and 600D Oxford cover. It's Waterproof, breathable, moisture-resistant, and minimizes noise
- Stable and Anti-Slip: Features 4 hook and loop strips on the edges of the board to grip bed slats firmly, preventing any movement. This ensures your mattress stays in place, providing consistent and reliable support
- Quick Setup, Seamless Fit No tools or assembly required. This bunky board installs effortlessly and lies flush beneath your mattress without raising the bed height. A clean, low-profile solution for instantly upgrading your beds support system
Size: King (76x80'')
Color: Grey
Material: Groove board
Style: Modern
Brand: Sellmazon
Number of Pieces: 2
Manufacturer: Sellmazon
Product Dimensions: 80 x 76 x 0.47 inches
Item Weight: 23.2 pounds
Item model number: BKBSM01
Date First Available: September 16, 2025
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Wednesday, Feb 25
Yes, absolutely! You may return this product for a full refund within 90 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Learn more about financing & leasing here.
Similar Products
Top Amazon Reviews
Size: King (76x80'')
I wasn't sure which board to choose from, so, I thought I would try this one. It was perfect. It made a huge difference in the way my bed felt. The difference in the support was amazing. I highly recommend this. It also very easy to put on your frame.
Reviewed in the United States on January 15, 2026 by Karen Routh
Size: Queen (60x80'')
Definitely made a difference in my bed n sleep. only problem was that my mattress slid around on it. and I had to get the things that will hold the mattress in place. but this is definitely a great product
Reviewed in the United States on January 18, 2026 by Marcus Robertson
Size: Full (54x75'')
I used on an antique iron bed. The fit was off a little but it works. Very happy with results
Reviewed in the United States on January 28, 2026 by Joyce
Size: Twin (38x75'')
The bungee board has provided added comfort.
Reviewed in the United States on January 22, 2026 by Amazon Customer
Size: Queen (60x80'')
Works as expected.
Reviewed in the United States on January 20, 2026 by melissa Wescott
Size: King (76x80'')
Is doing the intended job
Reviewed in the United States on January 5, 2026 by pbdugan
Size: Full (54x75'')
Amazon delivered directly to the door, easy to carry in, unpack and install myself. Provides the extra support I need for a comfortable sleep. Hands down an excellent purchase. I highly recommend for a comfortable night sleep. Liked it so much, I bought one more for another bedroom.
Reviewed in the United States on November 14, 2025 by dogsnightout
Size: King (76x80'')
Na
Reviewed in the United States on January 19, 2026 by Angel