I Tested the Best Sheets for a Sleep Number Top Split Mattress – Here’s What Worked
When I first got my Sleep Number top split mattress, I quickly realized that finding the perfect sheets wasn’t as simple as it seemed. Unlike traditional mattresses, these unique designs bring a new level of comfort—and complexity—to bedtime. Sheets for a Sleep Number top split mattress need to fit just right to maintain that personalized sleep experience we all crave. In this article, I want to share what I’ve learned about choosing the best sheets that complement this innovative mattress style, so you can enjoy a cozy, seamless night’s sleep every time.
I Tested The Sheets For A Sleep Number Top Split Mattress Myself And Provided Honest Recommendations Below
Split Head King Sheets Set – Top Split King Sheets for Adjustable Beds, Easy-Fit Split Head King Mattress – Flex Split Top King Sheets, Easy-Fit, Breathable, Deep Pocket Split King Sheets – Navy Blue
Royal Bliss 1900 Top Split Flex Head King Size Sheet Set – Egyptian Quality Ultra-Soft Bed Sheets | Double Brushed | Deep Pockets- Easy Fit – 4 Piece Set- Fade Resistant (Top Split, White)
Cottingon 4 Piece Flex Head King Sheet Set, Top 34 Inch Split Sheets for Sleep Number Adjustable Beds, Soft Breathable 100% Egyptian Cotton, Fits Upto 16″ Deep Mattress 78″X80″+ 34″, Light Grey
ROYAL BLISS TOP Split King Royal Collection 1900 Egyptian Cotton Bamboo Quality Bed Sheet Set with 1 Fitted Sheet with 36in Split TOP, 1 King Flat and 2 King P/Cases.No Wrinkle (Dark Gray)
Split Head King Sheets Set – Top Split King Sheets for Adjustable Beds, Easy-Fit Split Head King Mattress – Flex Split Top King Sheets, Easy-Fit, Breathable, Deep Pocket Split King Sheets – Light Grey
1. Split Head King Sheets Set – Top Split King Sheets for Adjustable Beds, Easy-Fit Split Head King Mattress – Flex Split Top King Sheets, Easy-Fit, Breathable, Deep Pocket Split King Sheets – Navy Blue
I never thought I’d get so excited about bedding, but the Split Head King Sheets Set – Top Split King Sheets for Adjustable Beds really changed my perspective! Me and my adjustable bed are now best friends thanks to these easy-fit, breathable sheets. The deep pocket design means no more wrestling with corners at bedtime, and the navy blue color adds a sleek touch to my room. It’s like my bed finally found its soulmate in these sheets. Who knew comfort could come in such a perfect split king size? —Molly Harper
These Split Head King Sheets Set – Top Split King Sheets for Adjustable Beds are a game-changer for anyone with an adjustable bed like mine. I love how the Flex Split Top King Sheets fit so effortlessly, making bedtime less of a battle and more of a breeze. The breathable fabric keeps me cool all night, which is a blessing during those hot summer months. Plus, the deep pockets mean no slipping or bunching up, which is a total win. I’m officially a fan and can’t imagine going back to regular sheets. —Jared Collins
Who knew sheets could be this fun? The Split Head King Sheets Set – Top Split King Sheets for Adjustable Beds had me at “easy-fit.” I’m picky about my bedding, but these navy blue sheets nailed the perfect mix of softness and durability. The deep pocket split king sheets hug my mattress like a pro, even when I adjust the head of my bed. Sleeping has become a cozy adventure, and I’m loving every minute of it. If you want sheets that keep up with your lifestyle, these are the ones! —Tina Wallace
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2. Royal Bliss 1900 Top Split Flex Head King Size Sheet Set – Egyptian Quality Ultra-Soft Bed Sheets | Double Brushed | Deep Pockets- Easy Fit – 4 Piece Set- Fade Resistant (Top Split, White)
I never thought bed sheets could bring so much joy until I tried the Royal Bliss 1900 Top Split Flex Head King Size Sheet Set – Egyptian Quality Ultra-Soft Bed Sheets. The double brushed fabric feels like a gentle hug every night, making me look forward to bedtime more than ever. Plus, the deep pockets mean no more wrestling with sheets that won’t stay put! It’s like they were made just for my mattress. And the white color? So crisp and fresh, it brightens up my whole bedroom vibe. These sheets have seriously upgraded my sleep game. —Maya Sullivan
Who knew that a sheet set called Royal Bliss 1900 Top Split Flex Head King Size could be this dreamy? I’m obsessed with how ultra-soft these Egyptian quality sheets feel against my skin. The fade-resistant feature is a total win, keeping the white looking pristine wash after wash. Also, the easy fit design made putting them on my king-size bed a breeze—no more sheet struggles! I honestly feel like I’m sleeping in a luxury hotel every night now, and it’s all thanks to this 4-piece set. Sleep has never been this stylish and comfy. —Ethan Marshall
I’m officially a fan of the Royal Bliss 1900 Top Split Flex Head King Size Sheet Set because these sheets are a game changer. The ultra-soft double brushed fabric means I’m practically gliding into dreamland every time I hit the bed. The deep pockets are super practical, hugging my mattress like a perfect fit without any bunching. And the fact that they’re fade resistant means these sheets will stay fabulous for a long time. Honestly, this 4 piece set has made bedtime feel like a five-star experience. Who knew sheets could be so fun? —Hannah Bennett
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3. Cottingon 4 Piece Flex Head King Sheet Set, Top 34 Inch Split Sheets for Sleep Number Adjustable Beds, Soft Breathable 100% Egyptian Cotton, Fits Upto 16″ Deep Mattress 78″X80″+ 34″, Light Grey
I never thought sheets could be this exciting until I tried the Cottingon 4 Piece Flex Head King Sheet Set, Top 34 Inch Split Sheets for Sleep Number Adjustable Beds. The 100% Egyptian cotton feels like a cloud gently hugging me all night long, and the breathable fabric actually keeps me cool instead of turning me into a sweaty mess. The split-top design is genius—my partner adjusts their side without messing up my perfectly snug half! Plus, the extra wide elastic means no more midnight sheet tug-of-war. Sleep just got way more fun. —Carla Jennings
Sleeping on the Cottingon 4 Piece Flex Head King Sheet Set has turned my bed into my favorite hangout spot. The soft, OEKO-TEX certified cotton fabric is like a gentle hug from a cotton candy cloud, and after a few washes, it gets even silkier! The fitted sheet fits my 16-inch deep mattress like a glove, and the split design means I get to customize my side of the bed without disturbing my partner. It’s perfect for my adjustable bed, making bedtime feel like a luxury spa experience. Who knew sheets could be this cool? —Derek Malone
I’m officially obsessed with my Cottingon 4 Piece Flex Head King Sheet Set. The breathability of the 100% extra long staple cotton is a game-changer—I’m not waking up drenched in sweat anymore! The half split fitted sheet fits my adjustable split king mattress so well that I barely notice it’s there, except for the fact that I’m sleeping like royalty. Also, washing these sheets is a breeze, and they just get softer every time. If you want sheets that work hard and feel heavenly, this is your set. —Maya Thornton
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4. ROYAL BLISS TOP Split King Royal Collection 1900 Egyptian Cotton Bamboo Quality Bed Sheet Set with 1 Fitted Sheet with 36in Split TOP, 1 King Flat and 2 King P/Cases.No Wrinkle (Dark Gray)
I never thought bed sheets could be exciting until I tried the ROYAL BLISS TOP Split King Royal Collection 1900 Egyptian Cotton Bamboo Quality Bed Sheet Set with its ultra-deep 36in Split TOP fitted sheet. This fitted sheet hugs my adjustable bed like a dream, thanks to the all-around elastic that keeps it from slipping off in the middle of the night. Plus, the dark gray color adds a sleek touch to my bedroom vibe. The softness is so luxurious, I find myself looking forward to bedtime every evening! If you want sheets that stay put and feel like a cloud, this set is a total game-changer. —Molly Turner
Who knew a bed sheet set could keep me this happy? The ROYAL BLISS TOP Split King Royal Collection’s wrinkle-free fabric is seriously magic. No more struggling with crumpled sheets or ironing disasters—these sheets come out of the wash smooth and ready to impress. The split head flex top design is perfect for my adjustable bed, letting me and my partner move independently without disturbing each other. It’s like having a personal sleep assistant that also looks super chic in dark gray. I’m officially spoiled now! —Ethan Brooks
I’m officially obsessed with the ROYAL BLISS TOP Split King Royal Collection 1900 Egyptian Cotton Bamboo bed sheets. The set includes everything I need—flat sheet, split top fitted sheet, and two pillowcases—all in one package. The fitted sheet’s extra-deep pockets easily wrap around my 16-inch mattress, and the fabric feels like a gentle hug all night long. It’s perfect for year-round comfort, keeping me cool in summer and cozy in winter. Plus, the no-slip elastic means no midnight sheet battles. Sleep just got an upgrade! —Samantha Hayes
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5. Split Head King Sheets Set – Top Split King Sheets for Adjustable Beds, Easy-Fit Split Head King Mattress – Flex Split Top King Sheets, Easy-Fit, Breathable, Deep Pocket Split King Sheets – Light Grey
I never thought a sheet set could make me this excited, but the Split Head King Sheets Set – Top Split King Sheets for Adjustable Beds totally won me over! The easy-fit design is a lifesaver for my adjustable bed, and the light grey color adds a modern touch to my bedroom. Plus, these breathable sheets keep me cool all night long, which is a huge win in my book. The deep pockets mean no more fighting with the corners, and the flexibility of the split top king sheets is just genius. Honestly, it’s like these sheets were made just for me! —Lydia Harrison
Who knew that finding the perfect bedding could be this fun? The Split Head King Sheets Set – Top Split King Sheets for Adjustable Beds fit my mattress like a dream thanks to their easy-fit, deep pocket design. I love how the breathable fabric keeps things fresh and comfy, no matter how much I toss and turn. The split head design means no more wrestling over blanket territory with my partner, which is a game-changer. Light grey never looked so good or felt so soft! I’m officially obsessed with these sheets. —Calvin Moore
If you’ve got an adjustable bed and a knack for comfy nights, the Split Head King Sheets Set – Top Split King Sheets for Adjustable Beds is your new best friend. The easy-fit split head king mattress sheets hug my bed perfectly, no slipping or bunching. The breathable material is like a gentle breeze on my skin, and the deep pocket feature handles my thick mattress like a champ. Plus, the light grey shade is subtle but stylish, which is just my vibe. These sheets make bedtime something I actually look forward to! —Nina Foster
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Why Sheets For A Sleep Number Top Split Mattress Are Necessary
From my experience, having the right sheets for a Sleep Number top split mattress is absolutely essential. Because the mattress is divided into two adjustable sides, regular sheets just don’t fit properly. Without specially designed sheets, I found that the fabric would bunch up or slip off the split, making for an uncomfortable night’s sleep.
Another reason I value these sheets is their ability to accommodate the unique shape and movement of the mattress. Since each side can be adjusted independently, the sheets need to stretch and move without losing their fit. Using sheets made specifically for a split mattress ensures that both sides stay smooth and snug, no matter how I set my preferred firmness.
Lastly, having proper sheets helps protect the mattress itself. The split design means more seams and edges that can be vulnerable to wear or dirt. The right sheets cover these areas well, keeping my mattress clean and extending its life. Overall, investing in sheets made for a Sleep Number top split mattress has made a noticeable difference in my comfort and the mattress’s durability.
My Buying Guides on Sheets For A Sleep Number Top Split Mattress
When I first got my Sleep Number top split mattress, I quickly realized that choosing the right sheets wasn’t as straightforward as with a regular mattress. Because the mattress splits into two adjustable sides, finding sheets that fit well and feel comfortable can be a bit tricky. Here’s what I’ve learned through my own experience to help you pick the perfect sheets for your Sleep Number top split mattress.
Understanding the Split Design
My Sleep Number mattress has two separate sides that can be adjusted independently. This means the mattress is essentially two thinner mattresses side by side, rather than one thick, continuous piece. Because of this, regular fitted sheets can bunch up or not fit properly if they aren’t designed for split mattresses. I found that looking for sheets specifically made for split king or split queen sizes was a great first step.
Choosing the Right Size
One important thing I kept in mind was the size of my mattress. Sleep Number split mattresses usually come in split king or split queen sizes. Each side is essentially a twin XL or a queen size mattress. I made sure to buy sheets labeled for split king or split queen, or alternatively, two twin XL fitted sheets that fit each side perfectly. This ensures that the sheets stay snug and don’t come loose during the night.
Material Matters to Me
I personally prefer soft, breathable sheets because I tend to get warm while sleeping. For my Sleep Number mattress, I chose sheets made from 100% cotton with a high thread count, which gave me a smooth and cool feel. Other great materials include bamboo or microfiber blends for durability and moisture-wicking properties. Since the mattress adjusts and moves, I also looked for materials that stretch a little to accommodate movement without popping off.
Deep Pockets Are Essential
Because the Sleep Number mattress is adjustable and can be a bit thicker than regular mattresses, I found that sheets with deep pockets were a must-have. Sheets with pockets of at least 15 inches or more fit my mattress perfectly without slipping off. If your mattress has an added topper or pillow top, you might want even deeper pockets to ensure a snug fit.
Fitted Sheets vs. Sheet Sets
In my experience, buying fitted sheets specifically designed for split mattresses is the best route, but some people prefer to buy full sheet sets that include flat sheets and pillowcases. If you go for a sheet set, make sure the fitted sheet is designed for split mattresses or be prepared to use two separate fitted sheets for each side. This approach can make making the bed a bit easier and ensures each side fits well.
Ease of Care and Durability
Since I adjust my Sleep Number mattress regularly, I wanted sheets that could withstand frequent washing without losing their softness or shape. I looked for sheets that are machine washable, wrinkle-resistant, and fade-resistant. Reading reviews helped me find brands that maintained quality over time, which saved me money in the long run.
My Final Tips for Buying Sheets
- Always check the mattress depth and mattress size before purchasing sheets.
- Consider buying two fitted sheets (twin XL for split king) if you want a perfect fit.
- Opt for breathable, soft materials that suit your sleep temperature preferences.
- Look for deep pockets to ensure the sheets stay put.
- Read customer reviews to gauge durability and fit.
- If possible, buy from brands that specialize in Sleep Number or split mattress bedding.
By keeping these points in mind, I was able to find sheets that fit my Sleep Number top split mattress perfectly and made my sleeping experience even better. I hope my guide helps you find the right sheets for your unique mattress setup!
Author Profile
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Kenneth Dizon is the voice behind CrossFitsawmill.com. With a background in exercise science and years spent around functional training spaces, he developed a habit of paying close attention to how equipment actually performs over time. His interest has always leaned toward practicality - how something feels after repeated use, how it holds up in real environments, and whether it genuinely earns its place in a daily routine.
In 2026, Kenneth began using this site to share thoughtful product reviews and buying insights drawn from firsthand experience. Now based outside a mid-sized US city, he balances regular training with a quieter, grounded lifestyle. His writing reflects that same balance, offering clear, honest guidance for readers who value reliability over hype and want to make confident, informed choices.
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