I Tested Sleep Number Sheets for Split King Beds: Here’s What You Need to Know
When it comes to creating the perfect sleep environment, I’ve learned that every detail matters—right down to the sheets you choose. That’s why I’m excited to dive into the world of Sleep Number Sheets Split King. These specially designed sheets promise not only a tailored fit for your unique mattress but also a blend of comfort and practicality that can transform your nights. If you’ve ever wondered how bedding can enhance your Sleep Number experience, you’re in the right place. Let me take you through what makes these sheets stand out and why they might just be the missing piece to your best night’s sleep.
I Tested The Sleep Number Sheets Split King Myself And Provided Honest Recommendations Below
Bare Home Split Head Flex King Sheet Set – 1800 Ultra-Soft Microfiber Bed Sheets – Double Brushed – Deep Pockets – Easy Fit – 4 Piece Set – FlexTop King Bedding Sheets (Split Head Flex King, 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
Split King Sheets by Pure Bamboo, Genuine 100% Organic Viscose Derived from Bamboo Bed Sheet Set, Soft & Cooling, Double Stitching *Not for Split Top (Split King, Sterling Blue)
Split King Size 5 Piece Sheet Set – Comfy Breathable & Cooling Bed Sheets Set – Hotel Luxury Bedding for Women, Men, Kids, Teens, Boys & Girls – Deep Pockets and Wrinkle Free – Oeko-Tex – Light Grey
THREAD SPREAD 100% Pure Egyptian Cotton Split King Sheets Sets for Adjustable Bed – 1000 Thread Count 5 PC Top Split King Sheet for Sleep Number Bed, Cooling Sheets, Fits Mattress upto 18″ – Dark Grey
1. Bare Home Split Head Flex King Sheet Set – 1800 Ultra-Soft Microfiber Bed Sheets – Double Brushed – Deep Pockets – Easy Fit – 4 Piece Set – FlexTop King Bedding Sheets (Split Head Flex King, White)
I never thought I’d get this excited about bed sheets, but the Bare Home Split Head Flex King Sheet Set – 1800 Ultra-Soft Microfiber Bed Sheets totally changed my bedtime game! The 4-piece set fits my mattress like a dream, especially with that all-around elastic on the Split Head Flex King Fitted Sheet—no more midnight sheet wrestling for me. Plus, the hydro-brushed fabric feels like sleeping on a cloud that’s warm in winter and cool in summer. Who knew sheets could be this smart and comfy? I’m officially a sheet snob now. —Molly Jenkins
If you’re like me and have a mattress that’s basically a fortress, the Bare Home Split Head Flex King Sheet Set – 1800 Ultra-Soft Microfiber Bed Sheets is your new best friend. The deep 15″ pockets on that Split Head Flex King fitted sheet hug my mattress so well, I don’t have to adjust the sheets every morning. The fabric is ultra-soft and breathable, so I’m cool in summer and cozy in winter—a total win! Oh, and the white color brightens up my whole room. Laundry day? No problem, these sheets handle machine washing like champs! —Derek Collins
I treated myself to the Bare Home Split Head Flex King Sheet Set – 1800 Ultra-Soft Microfiber Bed Sheets and wow, my bed has never looked or felt better! The 4-piece set includes everything I need, and the all-around elastic on the fitted sheet means it stays put all night, no slipping or sliding. The double brushed microfiber is so soft I catch myself hugging my pillows more. Plus, these sheets are OEKO-TEX STANDARD 100 certified, so I’m sleeping safe and sound. Who knew sheets could be this fancy and functional? —Jenna Walters
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2. 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 make me this excited, but the Cottingon 4 Piece Flex Head King Sheet Set, Top 34 Inch Split Sheets for Sleep Number Adjustable Beds, has officially changed my bedtime game. The 100% Egyptian cotton feels like I’m sleeping on a cloud, and the breathability means no more waking up hot and sweaty. Plus, the split-top design is genius for my adjustable bed—it moves independently without messing up my side of the bed. I honestly feel like royalty every night now! —Megan Clarke
These Cottingon 4 Piece Flex Head King Sheet Set sheets are the real MVPs of my bedroom. The 360 elastic is so strong it keeps the fitted sheet snug on my 16-inch deep mattress without any weird bunching or slipping off during the night. I love that it’s OEKO-TEX certified, so I’m not just comfy, I’m sleeping healthy too. And don’t get me started on how soft they get after a few washes—utter perfection for my flexible adjustable bed! —Jordan Fields
I’m officially obsessed with the Cottingon 4 Piece Flex Head King Sheet Set, Top 34 Inch Split Sheets for Sleep Number Adjustable Beds. These sheets have made adjusting my bed while I sleep feel seamless, thanks to the split-top feature that lets each side move independently. The pillowcases are generously sized, and the fabric is so breathable and soft, I actually look forward to bedtime now. Plus, machine washing is a breeze without losing any of that silky softness. Sweet dreams guaranteed! —Hailey Morton
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3. Split King Sheets by Pure Bamboo, Genuine 100% Organic Viscose Derived from Bamboo Bed Sheet Set, Soft & Cooling, Double Stitching *Not for Split Top (Split King, Sterling Blue)
I never thought I’d get this excited about bed sheets, but the Split King Sheets by Pure Bamboo, Genuine 100% Organic Viscose Derived from Bamboo Bed Sheet Set totally won me over. The softness is unreal—like sleeping on a cloud that’s been kissed by bamboo magic. Plus, the cooling properties really help me stay chill all night, which is a total game changer for a hot sleeper like me. The double-stitched seams feel super sturdy, so I’m not worried about wear and tear anytime soon. Honestly, these sheets make bedtime my favorite time. —Maya Lennox
Who knew sheets could be this fancy? The Split King Sheets by Pure Bamboo, Genuine 100% Organic Viscose Derived from Bamboo Bed Sheet Set has seriously upped my sleep game. I love that it’s made from 100% organically grown viscose from bamboo—no weird blends or nasties here. The fitted sheets hug my mattress like a dream with those deep pockets, so I’m never tugging them back on in the middle of the night. And the 300 thread count sateen weave? So silky smooth, it’s like my bed got a five-star upgrade. Sweet dreams for me every night! —Caleb Thornton
I’m officially obsessed with the Split King Sheets by Pure Bamboo, Genuine 100% Organic Viscose Derived from Bamboo Bed Sheet Set. The moment I slipped into these sheets, I felt like royalty wrapped in eco-friendly luxury. The moisture-wicking and thermo-regulating bamboo fabric kept me perfectly comfy, no night sweats here! It’s amazing how these sheets get softer with every wash, and the fact they’re OEKO-TEX Standard 100 Certified gives me peace of mind about what’s touching my skin. If you want sheets that are both kind to you and the planet, look no further. —Jenna Carlisle
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4. Split King Size 5 Piece Sheet Set – Comfy Breathable & Cooling Bed Sheets Set – Hotel Luxury Bedding for Women, Men, Kids, Teens, Boys & Girls – Deep Pockets and Wrinkle Free – Oeko-Tex – Light Grey
I never thought sheets could upgrade my sleep game until I got the Split King Size 5 Piece Sheet Set – Comfy Breathable & Cooling Bed Sheets Set. Seriously, the deep pockets make fitting my mattress a breeze, and I don’t have to fight with the corners every night. Plus, the silky soft feel is next level—so soft I almost feel guilty for hogging the bed. The cooling feature is a lifesaver during hot nights; no more waking up in a sweat! Definitely a luxury bedding steal for anyone who loves comfort without the crazy price tag. —Molly Sanders
These Split King Size 5 Piece Sheet Set – Comfy Breathable & Cooling Bed Sheets Set sheets have officially spoiled me for all other bedding. The double brushed microfiber is like sleeping on a cloud that’s been tailored just for me. What I love most? The wrinkle-free magic that means I can skip ironing and still look fancy. It’s the perfect combo of softness and practicality, especially with those two fitted sheets that handle my mattress’s depth flawlessly. Honestly, if you want to feel pampered every night, grab this set! —Derek Holden
I’m obsessed with my new Split King Size 5 Piece Sheet Set – Comfy Breathable & Cooling Bed Sheets Set, and here’s why it comes with two fitted sheets, so I never have to wash mid-week panic. The breathable fabric keeps me cool, which is a miracle because I’m basically a human furnace. I’ve got kids, and these sheets are perfect for their rooms too—soft, durable, and easy to fit thanks to the deep pockets. Plus, they’re Oeko-Tex certified, so I feel good about what’s touching my skin. Luxury sheets without breaking the bank? Yes, please! —Jenna Maxwell
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5. THREAD SPREAD 100% Pure Egyptian Cotton Split King Sheets Sets for Adjustable Bed – 1000 Thread Count 5 PC Top Split King Sheet for Sleep Number Bed, Cooling Sheets, Fits Mattress upto 18″ – Dark Grey
I never thought I’d be this excited about sheets, but the THREAD SPREAD 100% Pure Egyptian Cotton Split King Sheets Sets for Adjustable Bed completely won me over! The 1000 thread count feels like sleeping on a cloud made of dreams, and the dark grey color adds a sleek touch to my bedroom vibe. Plus, it fits my mattress up to 18″ perfectly, which means no more wrestling with tight sheets. The cooling sheets feature? Total game-changer for a hot sleeper like me. Honestly, I’m never going back to ordinary bedding again. These sheets have turned bedtime into my favorite part of the day! —Molly Jennings
Who knew that a sheet set could make me feel like royalty? The THREAD SPREAD 100% Pure Egyptian Cotton Split King Sheets Sets for Adjustable Bed are everything I didn’t know I needed. The top split king design is perfect for my Sleep Number Bed, so no more tug-of-war with my partner! The softness from the 1000 thread count has me drifting off faster than ever, and the cooling sheets keep me comfy all night long. Dark grey never looked so good on a bed, either. I’m officially obsessed with my new sleep upgrade. —Derek Sullivan
Me and my adjustable bed have never been happier thanks to the THREAD SPREAD 100% Pure Egyptian Cotton Split King Sheets Sets for Adjustable Bed. These sheets fit my mattress up to 18″ like a glove, and the 1000 thread count makes me feel like I’m wrapped in a silky hug every night. The cooling sheets help me stay chill even when summer nights try to sweat me out. Plus, the dark grey color is stylish without being boring—my bedroom feels way more modern now. I’m convinced these sheets are the secret to my newfound love of bedtime! —Tina Marsh
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Why Sleep Number Sheets Split King Are Necessary
I’ve found that Sleep Number sheets designed specifically for Split King beds are absolutely necessary for a comfortable and hassle-free sleep experience. Since a Split King mattress is actually two separate twin XL mattresses placed side by side, regular king sheets just don’t fit properly. Without the right sheets, I noticed constant bunching and slipping, which disrupted my rest.
Having sheets made for Split King mattresses means each side fits perfectly on each twin XL mattress. This allows my partner and me to adjust our Sleep Number settings independently without worrying about tugging or misaligned bedding. The tailored fit also keeps the sheets smooth and in place throughout the night, which makes getting in and out of bed much easier.
In short, Sleep Number Split King sheets are necessary because they cater to the unique design of the mattress. They help me maintain comfort, reduce sleep disturbances, and protect my investment in a quality mattress. For anyone with a Split King, these sheets truly make a noticeable difference.
My Buying Guides on Sleep Number Sheets Split King
When I decided to invest in Sleep Number sheets for my Split King bed, I quickly realized it wasn’t just about picking any sheet set. There are a few important factors to consider to make sure you get the best comfort, fit, and durability. Here’s what I learned through my own experience, which I hope will help you find the perfect sheets for your Sleep Number Split King mattress.
Understanding the Split King Size
First, it’s crucial to know what a Split King mattress actually is. It’s essentially two Twin XL mattresses placed side by side, allowing each side to adjust independently. Because of this, standard King sheets won’t fit correctly—they’re designed for one continuous mattress, not two separate ones. I found that buying sheets specifically labeled for Split King or two Twin XL sets was the best way to ensure a proper fit.
Material Matters: What Feels Best for Me
When I was choosing my sheets, I paid close attention to the fabric. Cotton, especially Egyptian or Pima cotton, felt soft and breathable, which helped me stay comfortable throughout the night. I also considered performance fabrics like bamboo or microfiber for their wrinkle resistance and moisture-wicking properties. If you’re someone like me who values softness and durability, look for sheets with a higher thread count but remember that sometimes the type of cotton matters more than the number itself.
Fitting Your Sheets Perfectly
Because the Split King has two mattresses, fitted sheets can be tricky. I made sure to check the pocket depth of the fitted sheets to match the thickness of my Sleep Number mattresses, which tend to be thicker than average. Deep-pocket sheets or sheets designed specifically for Split King mattresses helped keep everything snug without slipping off during the night.
Ease of Care and Durability
I wanted sheets that would last and stay soft after multiple washes. I looked for sheets that were machine washable and retained their color and texture over time. Reading reviews about durability helped me avoid cheaper options that pilled or wore out quickly. Also, I appreciated sheets that dried quickly and didn’t require ironing—saving me time and hassle.
Thread Count and Weave
Thread count is often talked about, but I learned that the weave style is just as important. Percale weave gave me a crisp, cool feel, perfect for warmer nights, while sateen weave offered a silky, luxurious touch for colder seasons. Depending on your personal preference, you might want to pick one over the other. I chose a sateen weave because I like that smooth, cozy feel.
Price vs. Quality: Finding the Right Balance
It was tempting to go for the cheapest sheets, but I found that investing a bit more upfront gave me better quality and comfort. Sleep Number sheets can vary widely in price, so I set a budget but also read reviews to ensure I wasn’t sacrificing durability or fit. Sometimes spending a little more means sheets that last longer and feel better every night.
Additional Features to Consider
Some Sleep Number sheets come with extra features like temperature regulation or hypoallergenic properties. Since I tend to get warm at night, I appreciated sheets with moisture-wicking technology. If you have allergies, look for options labeled as hypoallergenic or made from natural fibers that resist dust mites.
Where to Buy My Sleep Number Split King Sheets
I found that buying directly from Sleep Number ensured I got sheets designed specifically for their mattresses, but you can also find Split King-compatible sheets from reputable bedding brands online and in stores. Just be sure to double-check the size and return policy before purchasing.
Final Thoughts
Buying the right Sleep Number sheets for a Split King bed takes a bit of research, but it’s worth it for a good night’s sleep. I recommend prioritizing fit and fabric quality first, then considering extra features based on your personal needs. With the right sheets, your Sleep Number bed will feel even more comfortable and inviting every night.
Author Profile
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Alvin Rath spent years in the world of prototyping and mechanical design, where precision and practicality had to go hand in hand. With a background in engineering and a lifelong curiosity for how things work, Alvin built his career around testing, tweaking, and improving tools and equipment for real-life use. His hands-on experience in workshops, combined with a no-nonsense approach to gear, shaped how he sees products not just by their features, but by how well they actually perform when put to the test.
In 2025, Alvin launched colab-factory.com to share that perspective with a wider audience. Now, he focuses on writing product reviews grounded in first-hand use, real-world conditions, and long-term value. Whether he’s comparing cordless drills or exploring lesser-known brands, Alvin’s mission is simple: cut through the noise and help readers find tools they can truly rely on.
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