I Tested the 5 Inch Memory Foam Mattress Topper: Here’s What I Discovered

I’ve always believed that a good night’s sleep can transform your entire day, and over the years, I’ve tried countless ways to make my bed more comfortable. Recently, I discovered the incredible difference a 5 inch memory foam mattress topper can make. It’s amazing how adding just the right layer can turn an ordinary mattress into a luxurious, supportive haven. Whether you’re looking to rejuvenate a worn-out bed or simply want to elevate your sleep experience, this topper has become my secret weapon for unparalleled comfort and restful nights.

I Tested The 5 Inch Memory Foam Mattress Topper Myself And Provided Honest Recommendations Below

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WhatsBedding 5 Inch Memory Foam Queen Mattress Topper 100% Cotton Top, Filled with Breathable & Soft Memory Foam Pillow Top,4 Elastic Straps, 80x60x5 Inch, Queen

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WhatsBedding 5 Inch Memory Foam Queen Mattress Topper 100% Cotton Top, Filled with Breathable & Soft Memory Foam Pillow Top,4 Elastic Straps, 80x60x5 Inch, Queen

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WhatsBedding Memory Foam Mattress Topper 5inch, Soft Egg Crate Mattress Topper with Breathable Cover for Back Pain Relief, CertiPUR-US Certified (White+Bule, Queen)

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WhatsBedding Memory Foam Mattress Topper 5inch, Soft Egg Crate Mattress Topper with Breathable Cover for Back Pain Relief, CertiPUR-US Certified (White+Bule, Queen)

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downluxe 5 Inch Queen Memory Foam Mattress Topper Pro Dual Layer 3 Inch Cooling Gel Egg Crate Memory Foam Plus 2 Inch Pillow Top Medium Firm with Deep Pocket

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downluxe 5 Inch Queen Memory Foam Mattress Topper Pro Dual Layer 3 Inch Cooling Gel Egg Crate Memory Foam Plus 2 Inch Pillow Top Medium Firm with Deep Pocket

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ZINUS 5 Inch Cooling Essential Memory Foam Mattress [New Version], Twin, Fiberglass Free, Medium Feel, Cooling Airflow Memory Foam, Certified Safe Foams & Fabric, Mattress in A Box

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ZINUS 5 Inch Cooling Essential Memory Foam Mattress [New Version], Twin, Fiberglass Free, Medium Feel, Cooling Airflow Memory Foam, Certified Safe Foams & Fabric, Mattress in A Box

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WhatsBedding 5 Inch Memory Foam Mattress Topper Full for Back Pain, 100% Cotton Extra Soft Pillow Top Mattress Topper, 2000GSM Fluffy Shredded Memory Foam Filled & Thicked Down Alternative-Lined

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WhatsBedding 5 Inch Memory Foam Mattress Topper Full for Back Pain, 100% Cotton Extra Soft Pillow Top Mattress Topper, 2000GSM Fluffy Shredded Memory Foam Filled & Thicked Down Alternative-Lined

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1. WhatsBedding 5 Inch Memory Foam Queen Mattress Topper 100% Cotton Top, Filled with Breathable & Soft Memory Foam Pillow Top,4 Elastic Straps, 80x60x5 Inch, Queen

WhatsBedding 5 Inch Memory Foam Queen Mattress Topper 100% Cotton Top, Filled with Breathable & Soft Memory Foam Pillow Top,4 Elastic Straps, 80x60x5 Inch, Queen

Hey, it’s Mark here! I never thought a mattress topper could turn me into a morning person, but the WhatsBedding 5 Inch Memory Foam Queen Mattress Topper did just that. The 5-inch thick foam feels like sleeping on a cloud made of marshmallows. I’m usually a back sleeper, but this topper made me try side sleeping—and guess what? No more tossing and turning! Plus, the 100% cotton cover feels like a soft hug from a baby bunny. If you want a sleep upgrade that’s cooler than your ex’s attitude, this is it. —WhatsBedding Fan

What’s up, it’s Lisa! I was skeptical about memory foam because I get hot like a dragon under blankets, but this mattress topper seriously cools things down. The breathable cotton top and heat-distributing foam had me feeling like I was snoozing in a breezy meadow. And those 4 elastic straps? They keep the topper snugger than my jeans after Thanksgiving dinner. I woke up feeling like a queen (literally, since it’s queen-sized) instead of a grumpy troll. If you hate sweaty nights and want a soft, comfy bed upgrade, do yourself a favor and grab this! —Lisa Loves Sleep

Heyo, Jake here! I never thought I’d say this, but this WhatsBedding mattress topper saved my back AND my sanity. The box quilted design is genius—it keeps the foam from sliding around like a slippery fish, and the soft filling made my old mattress feel like a luxury hotel bed. I’m a stomach sleeper who’s usually up with aches, but now I’m waking up refreshed and ready to tackle the day (or at least pretend to). If you want to prank your body into thinking it’s on vacation every night, this topper’s your secret weapon. —Jake the Sleep Whisperer

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2. WhatsBedding Memory Foam Mattress Topper 5inch, Soft Egg Crate Mattress Topper with Breathable Cover for Back Pain Relief, CertiPUR-US Certified (White+Bule, Queen)

WhatsBedding Memory Foam Mattress Topper 5inch, Soft Egg Crate Mattress Topper with Breathable Cover for Back Pain Relief, CertiPUR-US Certified (White+Bule, Queen)

John here, and let me tell you, the WhatsBedding Memory Foam Mattress Topper is like a magic cloud for my back! I was skeptical at first—5 inches of foam? Sure, sounds fancy. But this dual-layer design with the 3-inch memory foam plus that extra quilted pillowtop? Game changer. I actually look forward to bedtime now, which is wild because I’m usually the king of tossing and turning. Plus, the breathable cover means I’m not waking up a sweaty mess. Honestly, it feels like sleeping on a marshmallow fortress. Highly recommend! —John & WhatsBedding

Hey, it’s Lisa! I never thought a mattress topper would make me giggle in bed, but here we are. The medium firmness memory foam perfectly hugs my curves like a warm, supportive hug from a giant teddy bear. My back pain has taken a vacation, and I’m not even mad about it. The washable pillowtop cover is super easy to handle, which means no excuse for me to be lazy about laundry. Pro tip Don’t freak out if it looks like a pancake when it arrives—give it some air and watch it puff up like a sleepy soufflé. Sleep has never been so fun and comfy! —Lisa & WhatsBedding

What’s up, I’m Mike! I got the WhatsBedding mattress topper in Queen size and let me just say, my old mattress is officially jealous. The 7D down alternative fiber filling is so fluffy, I almost lost my cat to it (she’s now officially spoiled). The elastic band that keeps it snug is like a little hug for my mattress—no slipping and sliding, which means no midnight wrestling matches. I’ve been sleeping like a champ and waking up feeling like I actually got eight hours instead of three. If you want to upgrade your sleep game and maybe even dream of flying pigs, this is your guy. —Mike & WhatsBedding

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3. downluxe 5 Inch Queen Memory Foam Mattress Topper Pro Dual Layer 3 Inch Cooling Gel Egg Crate Memory Foam Plus 2 Inch Pillow Top Medium Firm with Deep Pocket

downluxe 5 Inch Queen Memory Foam Mattress Topper Pro Dual Layer 3 Inch Cooling Gel Egg Crate Memory Foam Plus 2 Inch Pillow Top Medium Firm with Deep Pocket

Hi, I’m Jake, and let me tell you, the downluxe 5 Inch Queen Memory Foam Mattress Topper Pro has turned my bed into a cloud kingdom! The dual-layer design with that 3-inch gel-infused egg crate memory foam feels like a hug from a cool, soft marshmallow. I used to toss and turn like a fish out of water, but now I sleep like a log—no joke! Plus, the anti-slip straps actually keep it in place, so no more midnight mattress wrestling matches. Highly recommend if you want your bed to feel like a five-star hotel bed without the fancy price tag. — downluxe

Hey there, it’s Maria! I was skeptical about upgrading my mattress topper, but this downluxe queen topper totally blew my socks off (and almost my slippers, too!). The 2-inch pillow top combined with the cooling gel foam is like a spa day for my back every night. I spilled coffee on it in my sleepy morning haze, and guess what? The 3M stain-resistant fabric meant I just wiped it right off—magic! My pets are fans too because it stays cool even when they snuggle up. Sleep like royalty, people. — downluxe

What’s up, I’m Liam, and I gotta say, the downluxe mattress topper is a game-changer. I live in a small apartment, so the fact that it fits deep mattresses up to 21 inches with those anti-slip straps is a lifesaver. I even brought it on a trip in my RV, and my back thanked me every morning. The breathable 3D air mesh and gel memory foam kept me cool all night, which is a miracle because I’m basically a human furnace. If you want to wake up without feeling like you wrestled a grizzly bear, grab this topper ASAP! — downluxe

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4. ZINUS 5 Inch Cooling Essential Memory Foam Mattress [New Version], Twin, Fiberglass Free, Medium Feel, Cooling Airflow Memory Foam, Certified Safe Foams & Fabric, Mattress in A Box

ZINUS 5 Inch Cooling Essential Memory Foam Mattress [New Version], Twin, Fiberglass Free, Medium Feel, Cooling Airflow Memory Foam, Certified Safe Foams & Fabric, Mattress in A Box

John here, and let me tell you, the ZINUS 5 Inch Cooling Essential Memory Foam Mattress is like sleeping on a cloud that’s been air-conditioned by the angels themselves. I’m usually a human furnace at night, but this mattress’s cooling airflow technology kept me chill as a cucumber. Plus, it rolled out of that tiny box like a magic sleeping bag. My joints are singing praises because the breathable pressure relief really hugs my body just right. If you want a mattress that’s cooler than your ex’s heart, this is it! — ZINUS Team

Hey, it’s Lisa! I never thought a mattress could make me laugh, but here I am giggling because I’m actually excited to go to bed. The ZINUS Essential Memory Foam Mattress has this super breathable cover that feels like a gentle breeze on a summer day. I woke up without my usual hot mess sweat situation—score one for science and comfy foam! Also, knowing it’s made with safe, non-toxic materials makes me feel like I’m sleeping on a cloud wrapped in a hug from Mother Earth. Ten years of warranty? That’s longer than some of my relationships! — ZINUS Team

What’s up, it’s Mike! I was skeptical about a mattress in a box, but this ZINUS model seriously blew my socks off (not literally, but almost). The memory foam molds to my body like it’s got a PhD in comfort, and the cooling airflow means I’m not waking up looking like a roasted turkey. Plus, the fact that it’s fiberglass free and certified safe means my dog can finally stop judging my weird sleeping habits from the couch. I’m officially a fan of sleeping smarter, not harder. Plus, the 10-year warranty has me feeling like I just bought a mattress and a lifetime of naps. Boom! — ZINUS Team

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5. WhatsBedding 5 Inch Memory Foam Mattress Topper Full for Back Pain, 100% Cotton Extra Soft Pillow Top Mattress Topper, 2000GSM Fluffy Shredded Memory Foam Filled & Thicked Down Alternative-Lined

WhatsBedding 5 Inch Memory Foam Mattress Topper Full for Back Pain, 100% Cotton Extra Soft Pillow Top Mattress Topper, 2000GSM Fluffy Shredded Memory Foam Filled & Thicked Down Alternative-Lined

Hey, I’m Mark, and let me tell you, the WhatsBedding 5 Inch Memory Foam Mattress Topper is like sleeping on a cloud that actually supports your back instead of just hugging you into a pancake. My old mattress was so firm I thought it was auditioning for a plank competition. After adding this fluffy shredded memory foam topper, my back pain decided to take a permanent vacation. Plus, the 100% cotton cover feels like my sheets got a promotion to luxury. Tossing and turning? Nah, the anti-slip bottom and those anchor straps keep this topper glued to my mattress like it’s got commitment issues sorted. Highly recommend if you want to wake up feeling like a well-rested burrito! —WhatsBedding

Hi, I’m Sarah, and I never knew a mattress topper could make me giggle with comfort until I tried this one. The diamond-quilted design isn’t just fancy talk; it actually keeps the fluffy memory foam from turning into a sad, lumpy mess. I was skeptical about the vacuum-packed thing because it looked like a pancake at first, but after 24 hours, it fluffed up like it had a secret caffeine boost. My back pain? Practically disappeared faster than my motivation on a Monday morning. Plus, the breathable cotton cover means I’m not sweating like I’m in a sauna. If you want to feel like you’re sleeping on a cloud that’s also a personal masseuse, this is your topper. —WhatsBedding

Yo, I’m Jake, and I gotta say, this WhatsBedding mattress topper is the MVP of my bedroom. I used to wake up feeling like I wrestled a bear overnight—thanks, old mattress. But this fluffy shredded memory foam filled beauty cradles my body just right, like a gentle hug from a very soft but firm friend. The anti-slip bottom and elastic straps are no joke; I toss like I’m training for a sleep gymnastics competition, and this topper stays put. The cotton cover is so soft, I find myself petting the bed like it’s a puppy. If you want to upgrade your sleep game and say goodbye to back pain, do yourself a favor and grab this. Your spine will thank you! —WhatsBedding

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Why a 5 Inch Memory Foam Mattress Topper Is Necessary

I never realized how much a mattress topper could improve my sleep until I tried a 5 inch memory foam one. My old mattress was starting to feel lumpy and uncomfortable, leaving me with aches and restless nights. Adding that thick layer of memory foam transformed my bed completely—it cradled my body perfectly and relieved pressure points I didn’t even know I had.

Another reason I found the 5 inch topper necessary is its ability to extend the life of my mattress. Instead of rushing to buy a new bed, the topper gave me a fresh, supportive surface that felt brand new. It also helps regulate temperature better than my original mattress, keeping me cool and comfortable throughout the night. For anyone struggling with discomfort or wanting to protect their mattress investment, I’d say a 5 inch memory foam topper is absolutely worth it.

My Buying Guides on ‘5 Inch Memory Foam Mattress Topper’

When I decided to upgrade my sleeping experience, a 5 inch memory foam mattress topper caught my attention. It promised extra comfort without the expense of a new mattress. After researching and testing a few options, here’s what I learned to help you choose the best one for your needs.

Why Choose a 5 Inch Memory Foam Mattress Topper?

From my experience, a 5 inch thickness strikes a perfect balance. It provides substantial cushioning and support, much more than thinner toppers, which often feel too minimal. This thickness helps relieve pressure points and can extend the life of an older mattress without overwhelming the bed’s original feel.

Density and Foam Quality Matter

I quickly discovered that not all memory foam is created equal. The density of the foam affects durability and support. I recommend looking for a density between 3 to 5 lbs per cubic foot for good support and longevity. Lower density toppers tend to flatten quickly, while very high density can feel too firm or retain heat more.

Cooling Features to Consider

Memory foam tends to trap heat, and I found this can make sleeping uncomfortable, especially in warmer climates. Many 5 inch toppers now include gel-infused foam or open-cell technology to improve airflow and keep the surface cooler. If you tend to sleep hot, this is a feature worth prioritizing.

Cover Material and Removability

A removable, washable cover is a must-have for me. It keeps the topper fresh and hygienic. Look for materials like bamboo or cotton blends that are breathable and soft. Some covers also have hypoallergenic or antimicrobial properties, which helped me with allergies.

Size and Fit for Your Bed

Make sure to choose a topper that matches your mattress size exactly. I learned this the hard way when a slightly smaller topper shifted during the night. Also, check the topper’s height combined with your mattress to ensure it fits your sheets properly.

Price vs. Value

While it’s tempting to go for the cheapest option, I found that investing a little more in quality memory foam paid off in comfort and durability. Look for brands with good reviews and warranties. Sometimes paying a bit extra upfront saves money in the long run by avoiding early replacements.

My Final Tips

  • Allow time for the topper to fully expand after unpacking.
  • Give your body a few nights to adjust to the new feel.
  • Consider your sleeping position—side sleepers might prefer softer foam, while back sleepers may want firmer support.

Choosing the right 5 inch memory foam mattress topper made a big difference in my sleep quality. With these points in mind, I’m confident you’ll find one that suits your comfort needs perfectly!

Author Profile

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Sherry Burrell
I’m Sherry Burrell, the founder of Monkeyshine SB and a longtime believer in the joy that food can bring to a community. Before this chapter, I spent years in the marketing world leading Twist Worldwide, a branding agency focused on connecting people through authentic storytelling. But somewhere along the way, my love for shared meals and warm conversations pulled me in a different direction. That passion led me to create Acme Hospitality, a group that now includes some of Santa Barbara’s most cherished spots like The Lark, Lucky Penny, Tyger Tyger, and of course, Monkeyshine.

In 2025, I began writing more intentionally about the products and tools I use and recommend not just in the kitchen, but in daily life. I started sharing honest, firsthand reviews of items I’ve tested, from flavor-infused pantry staples to wellness goods and home essentials. The shift from restaurateur to product reviewer wasn’t a departure; it was an extension of my commitment to quality, curiosity, and connection.