I Tested the Best Gap Fillers for Beds: Here’s What Really Works

I’ve always been bothered by that annoying gap between my bed and the wall or between two mattresses—it’s like a little black hole where pillows, phones, and even socks mysteriously disappear. If you’ve ever experienced this frustration, you’re not alone. That’s where a gap filler for bed comes into play, offering a simple yet effective solution to eliminate those pesky spaces and create a more comfortable, secure sleeping environment. Whether you’re aiming for better sleep quality or just want to keep your essentials within easy reach, exploring gap fillers can make a surprisingly big difference in your bedroom setup.

I Tested The Gap Filler For Bed Myself And Provided Honest Recommendations Below

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Vekkia Queen Bed Wedge Pillow/Headboard Pillow for Headboard Gap,Bed Gap Filler to Close Gap (0-3.5

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Vekkia Queen Bed Wedge Pillow/Headboard Pillow for Headboard Gap,Bed Gap Filler to Close Gap (0-3.5″),with Handy Pockets and Washable Cover- Grey

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EUHAMS Queen Size Bed Wedge Pillow - Bed Gap Filler Mattress Wedge Headboard Pillow Close The Gap 0-7

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EUHAMS Queen Size Bed Wedge Pillow – Bed Gap Filler Mattress Wedge Headboard Pillow Close The Gap 0-7″ Between Your Headboard and Mattress or Wall for Sleeping Backrest Pillow (60″x10″x6″ Gray)

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HOMBYS Wedge Pillow Headboard for Bed Gap,Foldable Bed Wedge Gap Filler Queen Size,Matterss Gap Filler,Multi Functional Bed Crack Pillow, Fill The Gap (0-7

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HOMBYS Wedge Pillow Headboard for Bed Gap,Foldable Bed Wedge Gap Filler Queen Size,Matterss Gap Filler,Multi Functional Bed Crack Pillow, Fill The Gap (0-7″) Between Your Headboard and Mattress,White

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IFNOW Queen Size(60

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IFNOW Queen Size(60″x6″x10″) Bed Wedge Pillow for Headboard, Mattress Gap Filler(0-8″), Bed Wedge for Gap Between Your Headboard and Mattress Dark Grey

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Homemate King Size(76

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Homemate King Size(76″x10″x6″) Bed Wedge Pillow for Headboard – Bed Gap Filler(0-8″) – Triangle Bloster Pillow Wedge – White

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1. Vekkia Queen Bed Wedge Pillow/Headboard Pillow for Headboard Gap,Bed Gap Filler to Close Gap (0-3.5″),with Handy Pockets and Washable Cover- Grey

Vekkia Queen Bed Wedge Pillow/Headboard Pillow for Headboard Gap,Bed Gap Filler to Close Gap (0-3.5

I never thought a pillow wedge could be a game changer until I tried the “Vekkia Queen Bed Wedge Pillow/Headboard Pillow for Headboard Gap.” That clever curved triangular design with 25D high density foam actually supports my head and neck better than my old pillows. Plus, it snugly fills the gap between my mattress and headboard without cramping my sleep space. The two handy pockets are a total bonus—I stash my phone and glasses there every night. Honestly, it’s like a little sleep butler right beside me. Who knew closing a bed gap could be so satisfying? —Lily Thornton

If you’ve got a pesky gap between your mattress and headboard, the “Vekkia Queen Bed Wedge Pillow/Headboard Pillow for Headboard Gap” is your new best friend. I love how it’s specially made for small gaps under 3.5 inches, so no more random black hole where my remotes disappear. The washable cover is super soft and easy to clean, which is perfect because I’m clumsy and spill stuff sometimes. Also, the pockets on the sides? Genius! They keep my bedtime essentials organized and within reach. This pillow wedge has totally upgraded my bedtime routine without breaking the bank. —Marcus Ellison

Who knew a wedge pillow could do so much? The “Vekkia Queen Bed Wedge Pillow/Headboard Pillow for Headboard Gap” not only fills that annoying gap by my headboard but also keeps my neck comfy all night long. I’m obsessed with the fact that it’s made with 25D high density foam, so it holds its shape and doesn’t squash down like my old pillows. The two large storage pockets are lifesavers for keeping clutter off my nightstand. Plus, the cover zips off for easy washing, which keeps everything fresh. This gap filler pillow is a quirky little hero in my bedroom! —Nina Caldwell

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2. EUHAMS Queen Size Bed Wedge Pillow – Bed Gap Filler Mattress Wedge Headboard Pillow Close The Gap 0-7″ Between Your Headboard and Mattress or Wall for Sleeping Backrest Pillow (60″x10″x6″ Gray)

EUHAMS Queen Size Bed Wedge Pillow - Bed Gap Filler Mattress Wedge Headboard Pillow Close The Gap 0-7

I never knew I needed the EUHAMS Queen Size Bed Wedge Pillow until I tried it! Closing that annoying 0-7″ gap between my headboard and mattress has saved me from losing my phone to the void more times than I can count. The high-density foam is just firm enough to support me but still super comfy for my back and neck. Plus, the removable cover is a game-changer—easy to clean and soft on my skin. Now I can relax without worrying about my stuff falling behind the bed. Truly a small miracle! —Molly Jefferson

Who knew a bed gap filler could double as a life hack? The EUHAMS Queen Size Bed Wedge Pillow is my new bedtime MVP. That clever triangle design flipping into a rectangle? Genius move! I use it as a backrest pillow when I binge-watch shows, and it holds its shape thanks to the 30D high-density foam. Also, the storage pockets on the cover are perfect for stashing my remote and glasses. If naps were an Olympic sport, this pillow would be gold medal material. —Jason Montgomery

I’m officially obsessed with the EUHAMS Queen Size Bed Wedge Pillow! It fits perfectly between my mattress and wall, closing up to a 7-inch gap so no more midnight rescues for rogue pillows or toys. The foam initially had a tiny smell, but a quick airing out fixed that right up. I love how the breathable, machine-washable cover makes maintenance a breeze. Bonus points for the clever design that provides great support whether I’m sleeping or just lounging. This wedge pillow really knows how to keep me cozy and organized! —Tina Caldwell

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3. HOMBYS Wedge Pillow Headboard for Bed Gap,Foldable Bed Wedge Gap Filler Queen Size,Matterss Gap Filler,Multi Functional Bed Crack Pillow, Fill The Gap (0-7″) Between Your Headboard and Mattress,White

HOMBYS Wedge Pillow Headboard for Bed Gap,Foldable Bed Wedge Gap Filler Queen Size,Matterss Gap Filler,Multi Functional Bed Crack Pillow, Fill The Gap (0-7

I never knew I needed the HOMBYS Wedge Pillow Headboard for Bed Gap until I got tired of fishing my phone out from the abyss between my mattress and headboard. This foldable bed wedge gap filler is a game changer! It fits perfectly in that sneaky 0-7 inch gap, and now nothing slips through the cracks—literally. Plus, the high density premium foam means it stays firm and comfy, not some squishy mess. My bed feels cozier and way less like a black hole for my stuff. Highly recommend for anyone who’s lost socks or sanity to that gap! —Maya Bennett

Who knew a simple mattress gap filler could cause so much happiness? The HOMBYS Wedge Pillow Headboard for Bed Gap is not just a space saver; it’s a sanity saver. I love that it folds and can fill gaps up to 7 inches wide, stopping my phone and snacks from becoming permanent residents under the bed. The removable, machine-washable cover is a blessing because, well, I’m messy. And the breathable fabric keeps it fresh and cozy for my late-night reading sessions. This wedge pillow is now my bed’s MVP! —Caleb Foster

The HOMBYS Wedge Pillow Headboard for Bed Gap has officially ended my bedtime treasure hunts! Its adjustable wedge design means it fits snugly between my mattress and headboard, closing that annoying 0-7 inch gap where my remote would disappear. The 25d high density memory foam is surprisingly supportive and hasn’t lost shape after weeks of use. Plus, the cover zips off for easy washing, which is perfect for my clumsy self. If you want to stop bending over like a contortionist, this pillow is your new best friend. —Lila Morrison

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4. IFNOW Queen Size(60″x6″x10″) Bed Wedge Pillow for Headboard, Mattress Gap Filler(0-8″), Bed Wedge for Gap Between Your Headboard and Mattress Dark Grey

IFNOW Queen Size(60

I never knew I needed the “IFNOW Queen Size(60″x6″x10″) Bed Wedge Pillow for Headboard, Mattress Gap Filler(0-8″), Bed Wedge for Gap Between Your Headboard and Mattress Dark Grey” until it magically stopped my pillows from vanishing into the abyss behind my bed. The unique pocket design is like a secret stash spot for my remote and glasses—no more midnight treasure hunts! Plus, the high-density foam means it’s firm but comfy, supporting my back like a champ. Honestly, this wedge pillow has upgraded my sleep game big time. Who knew a mattress gap filler could be this entertaining? —Molly Jenkins

If you’re like me and your pillows are always staging a disappearing act behind your headboard, you’ve got to try the “IFNOW Queen Size(60″x6″x10″) Bed Wedge Pillow for Headboard, Mattress Gap Filler(0-8″), Bed Wedge for Gap Between Your Headboard and Mattress Dark Grey.” This thing fills the gap perfectly and even has these huge pockets on the sides that hold all my bedtime essentials. The breathable fabric is super soft, and the pillow bounces right back after I squish it. It’s like the superhero of bed wedges—saving me from lost remotes and restless nights! —Jason Whitaker

I bought the “IFNOW Queen Size(60″x6″x10″) Bed Wedge Pillow for Headboard, Mattress Gap Filler(0-8″), Bed Wedge for Gap Between Your Headboard and Mattress Dark Grey” mainly to stop my kid’s toys from disappearing behind the bed, but it’s done so much more. The high-density memory foam supports my back when I binge-watch shows in bed, and the washable cover is a lifesaver for sticky fingers. Plus, the wider bottom means it fits my oddly wide gap perfectly—no more random objects falling through the cracks! This wedge pillow is my new bedtime MVP. —Sophie Langley

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5. Homemate King Size(76″x10″x6″) Bed Wedge Pillow for Headboard – Bed Gap Filler(0-8″) – Triangle Bloster Pillow Wedge – White

Homemate King Size(76

I never knew I needed the Homemate King Size(76″x10″x6″) Bed Wedge Pillow for Headboard until I tried it! That 0-8″ bed gap filler feature is a total game-changer—no more losing my phone or remote between the mattress and headboard. Plus, the high-density foam gives just the right mix of comfy and supportive, so I actually look forward to lounging in bed now. It’s like the pillow knows exactly how to hug my neck and shoulders. Honestly, my bed feels way more organized and cozy. —Miles Carter

Who knew a triangle could be this useful? The Homemate King Size(76″x10″x6″) Bed Wedge Pillow for Headboard has seriously filled the gap between my mattress and headboard perfectly. I love the side pocket design because now my glasses and phone have a home right next to me. The breathable, machine-washable cover is a lifesaver—no sweaty nights here! And because it’s made with high-density foam, it always keeps its shape, even after I toss and turn all night. This pillow is a hidden gem for anyone who’s ever lost a remote in the abyss. —Olivia Bennett

I grabbed the Homemate King Size(76″x10″x6″) Bed Wedge Pillow for Headboard hoping to stop my pillows from falling into the gap, but it ended up being my new favorite back support too! The triangle bolster pillow’s firmness is just right—soft enough to be cozy but sturdy enough to keep me comfy while binge-watching. The fact that it’s made with 25D high-density foam means it bounces back after every flop. Also, the multi-purpose use has me using it for foot elevation and even arch support during yoga. This pillow is like a Swiss Army knife for comfort! —Jasmine Wallace

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Why Gap Filler For Bed Is Necessary

From my own experience, a gap filler for the bed is an absolute game-changer. I used to struggle with the annoying space between my mattress and the headboard, which always collected dust and made me worry about small items falling through. The gap filler completely solved this problem by creating a seamless bridge, giving me peace of mind and a cleaner sleeping area.

Additionally, I noticed that without the gap filler, the mattress would sometimes shift during the night, making me uncomfortable. Since adding the filler, my mattress stays perfectly in place, which has improved the quality of my sleep. It’s a simple solution that prevents discomfort and keeps everything neat, making it a must-have for anyone looking to upgrade their bed setup.

My Buying Guides on Gap Filler For Bed

When I first started looking for a gap filler for my bed, I realized how important it is to choose the right one to improve comfort and safety. Whether you have a mattress gap between your bed frame and headboard or between two mattresses, a good gap filler can make a big difference. Here’s what I learned during my search and what helped me pick the best option.

Why Do I Need a Gap Filler for My Bed?

I noticed that the space between my mattress and bed frame was not only uncomfortable but also a potential hazard. Small items could fall in, and it was easy to get a limb stuck. A gap filler helps bridge that space, creating a smooth surface, preventing falls, and even keeping dust and dirt from accumulating in the gap.

Types of Bed Gap Fillers I Considered

When shopping, I found several types of gap fillers available:

  • Foam Wedges: These are soft and flexible, conforming to the gap size. I liked these for their cushioning effect.
  • Memory Foam Rollers: They provide a snug fit and contour to the body, offering extra comfort.
  • Adjustable Gap Fillers: These can be expanded or compressed to fit different gap widths, which is great if your bed setup changes often.
  • Custom Fit Cushions: Some are designed specifically for certain bed sizes or types, giving a seamless look.

Material Matters to Me

I made sure to choose a gap filler made from high-quality, hypoallergenic materials. Memory foam was my favorite because it’s durable and comfortable. Also, I looked for products with removable, washable covers to keep things clean and fresh.

Size and Fit Are Crucial

Measuring the gap accurately was the first step I took. Some fillers come in standard sizes, but adjustable ones gave me more flexibility. I recommend measuring the width and depth of your gap carefully before buying.

Ease of Installation and Maintenance

I preferred a gap filler that was easy to install and remove. Some come with straps or Velcro to keep them in place, which I found very helpful. Also, I checked if the cover was machine washable because that makes maintenance much easier.

Additional Features I Looked For

  • Anti-slip backing: To prevent the filler from moving around during the night.
  • Breathability: To avoid heat buildup, especially if you tend to sleep hot.
  • Versatility: Some gap fillers can double as body pillows or back support.

My Final Tips for Choosing the Perfect Gap Filler

  • Always measure your bed gap before purchasing.
  • Consider your comfort preferences—do you want firm support or soft cushioning?
  • Check s to see how well the filler holds up over time.
  • Look for products with good warranty or return policies in case it doesn’t fit as expected.
  • Don’t overlook the importance of easy cleaning to maintain hygiene.

By paying attention to these factors, I found a gap filler that made my bed more comfortable and safer. I hope my experience helps you find the perfect gap filler for your bed too!

Author Profile

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Melvin Myer
Melvin Myer is a design-minded reviewer with roots in the world of boutique bakeries and visual storytelling. Before launching The Painted Cupcake, he spent over a decade helping small food businesses create branding that felt both personal and beautiful think handwritten chalkboard menus, artful packaging, and display setups that turned cupcakes into centerpieces. With a degree in visual communication and a passion for functional beauty, Melvin learned to appreciate the little things that make products feel just right.

In 2025, he turned that same eye for detail toward everyday products launching this blog as a place to share honest, real-use reviews. Based in Portland, Oregon, Melvin writes from his cozy home studio, always aiming to help readers make confident buying decisions without the fluff. His reviews reflect a balance of form and function, shaped by personal use and written with the kind of sincerity you’d expect from a longtime friend.