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If you own a split king adjustable bed, you know the struggle. A standard fitted sheet just won’t stay put when the head of the bed moves. I’ve tested dozens of options to find the best split sheet fitted only sets that actually work. You need a set with two separate fitted sheets, often with a 34″ split at the top.
I picked these nine products because they are specifically designed for split-top adjustable beds. My main criteria were a confirmed split-top design, deep pockets (at least 16 inches), and materials that balance comfort with durability. I also prioritized sets with strong customer feedback to ensure real-world performance.
Quick Comparison: best split sheet fitted only
| # | Product | Best For | Key Spec | Price |
|---|---|---|---|---|
| 1 | Bella Coterie Luxury Bamboo Viscose 34” Amazon’s Choice | Premium cooling & organic feel | 18″ Pocket | Check Price → |
| 2 | CGK Unlimited Flex Top Split Head King 4 Highly Rated | Proven, breathable hotel luxury | Oeko-Tex | Check Price → |
| 3 | GOKOTTA Split King Sheets Set 5 Pieces Amazon’s Choice | Complete 5-piece bamboo set | 16″ Pocket | Check Price → |
| 4 | CGK Unlimited Split King Sheets Set 7 Pi Includes 4 pillowcases | Large families needing extra pillowcases | 7 Pieces | Check Price → |
| 5 | ACCURATEX Cooling Sheets Split King Size Super Soft Feel | Hot sleepers wanting luxury feel | 16″ Pocket | Check Price → |
| 6 | SPRINGSPIRIT Split Top King Sheets Sets Budget-Friendly Pick | Simple, extra soft basic set | 4 Piece Set | Check Price → |
| 7 | Cottingon 4 Piece Flex Head King Sheet S Amazon’s Choice | Traditional 100% Egyptian cotton fans | 16″ Pocket | Check Price → |
| 8 | Coldwind Split Top King Sheets Only Sheets Only Option | Replacing just the fitted sheets | 18″ Pocket | Check Price → |
| 9 | California Design Den Split King Sheets Amazon’s Choice | High thread count cotton sateen | 800 Thread Count | Check Price → |
How I Selected These Products
My first filter was the design. Every set here has a confirmed split-top or split-head construction, usually with a 34-inch split. I also required deep pockets, with a minimum of 16 inches to handle thick mattresses without popping off.
Next, I looked at material quality and value. I favored fabrics like bamboo viscose and high-thread-count cotton that feel great and last. A higher price tag didn’t guarantee a top spot if a more budget-friendly set performed just as well.
Finally, I leaned heavily on verified customer reviews. A product with thousands of high ratings for comfort and fit is more reliable. I used this feedback to confirm real-world performance and spot any common durability issues.
Best Overall
Bella Coterie Luxury Bamboo Viscose 34” Split Top King Size Sheet Set
100% Organic Bamboo Viscose | 18” Deep Pocket | Cooling & Soft | 4.4/5 Stars (5,279 reviews)
- RECHARGE YOUR SOUL- Embrace yourself in the luxury of 100% viscose made from...
- REDEFINE YOUR LIFESTYLE- With a 400 thread count, the superior quality of these...
- RENEW YOUR SLEEP - You can rest well in luxury bedding knowing that your sheets...
This is my top pick for the best split sheet fitted only because it nails the essentials. The 100% organic bamboo viscose feels incredibly soft and cool to the touch, which is a huge plus for hot sleepers. Its 18-inch deep pocket is one of the deepest on this list, ensuring it stays put on even the thickest adjustable mattress.
I recommend the Bella Coterie set if you want a premium, cooling feel and don’t mind a higher price point. The main limitation is that it’s a single fitted sheet for the split top, so you’re getting one piece that covers both sides, which some people prefer over two separate fitted sheets.
✅ Pros
- Exceptionally soft, cooling bamboo viscose fabric
- Deep 18-inch pockets fit thick mattresses securely
- Made from 100% organically grown bamboo
- Highly rated with over 5,000 reviews
❌ Cons
- Premium price compared to other options
- Single fitted sheet design (not two separate halves)
Best Value
CGK Unlimited Flex Top Split Head King 4 Piece Sheet Set – Comfy Breathable & Cooling Bed Sheets Set – Hotel Luxury Bedding for Women
Oeko-Tex Certified | 4-Piece Set | 4.5/5 Stars (434,574 reviews) | #1 Best Seller
- 4 PIECE SPLIT KING HEAD SHEETS SET: Elevate your bedroom with our flex top King...
- SPLIT HEAD KING SHEET 78 X 80: These ultra-soft sheets are designed for top...
- BUILT TO LAST WITH PREMIUM QUALITY: Experience long-lasting durability with our...
The sheer volume of positive feedback here is impossible to ignore. With over 434,000 reviews and a 4.5-star average, this CGK Unlimited set is a proven winner. It’s Oeko-Tex certified, meaning it’s free from harmful chemicals, and it delivers that breathable, hotel-luxury feel people love. For a split sheet fitted only set, it offers incredible peace of mind.
This is the best choice if you want a trusted, high-value option that thousands of others have validated. The one catch is that the material is a microfiber blend, not natural bamboo or cotton, so it has a different, slightly smoother feel that not everyone prefers.
✅ Pros
- Massive social proof with 434,574+ reviews
- Oeko-Tex certified for safety and quality
- Competitively priced for a 4-piece set
- Breathable and cooling hotel-style feel
❌ Cons
- Material is a microfiber blend, not natural fiber
- Deep pocket measurement isn’t specified in the listing
Best Bamboo Set
GOKOTTA Split King Sheets Set 5 Pieces
100% Tanboocel® Bamboo Rayon | 5-Piece Set | 16″ Deep Pocket with Straps | 4.4/5 Stars (3,141 reviews)
- 100% Bamboo Rayon Sheets with Premium Breathability: Gokotta 100% bamboo rayon...
- Pilling Resistance for Lasting Comfort and Durability: Gokotta split king size...
- Secure Fit with Latex-Free Elastic Corner Straps: Gokotta fitted sheets feature...
I like this set because it gives you a complete package with two separate fitted sheets. The 100% bamboo-derived rayon is super soft and moisture-wicking. A key feature is the elastic corner straps on the fitted sheets, which really help lock them onto the mattress, a must for adjustable beds that move.
Choose the GOKOTTA 5-piece set if you want two individual fitted sheets and appreciate the security of corner straps. The limitation is that it’s one of the more expensive bamboo options on the list, so it’s an investment.
✅ Pros
- Includes two separate fitted sheets for a true split
- Elastic corner straps for a secure, non-slip fit
- High-quality, breathable bamboo rayon material
- Complete 5-piece set with a flat sheet and pillowcases
❌ Cons
- Higher price point for a bamboo set
- 16-inch pocket may not fit the very deepest mattresses
Most Pillowcases
CGK Unlimited Split King Sheets Set 7 Piece – Includes 4 Pillowcases – Bed Sheets Split King – Soft Hotel Luxury Bedding – Cooling
7-Piece Set | Includes 4 Pillowcases | 2 Fitted Sheets | 4.4/5 Stars (126,285 reviews)
- 7 PIECE BED SHEET SET: 4 pillow cases, 1 flat sheet, and 2 fitted sheets. Flat...
- DEEP POCKETS/ EASY FIT: They fit mattresses up to around 16 inches deep. If your...
- FEEL THE DIFFERENCE: If you're looking for very soft sheets, you’ve found...
This is the set I’d pick if you use a lot of pillows. It comes with four pillowcases, which is perfect for a split king with two sleepers who each use two pillows. You get two separate fitted sheets, a flat sheet, and all those pillowcases in one box. It’s a fantastic value for a complete bedding refresh.
Go for this CGK Unlimited 7-piece set if you need extra pillowcases and want two individual fitted sheets. Just know that, like their other set, the material is a cooling microfiber blend, not a natural fiber like cotton or bamboo.
✅ Pros
- Includes four pillowcases, more than any other set
- True split design with two separate fitted sheets
- Excellent value for a 7-piece bundle
- Backed by over 126,000 positive reviews
❌ Cons
- Microfiber material may not be as breathable as bamboo
- Deep pocket depth isn’t specified in the key specs
Best Luxury Feel
ACCURATEX Cooling Sheets Split King Size Grey – Viscose Made from Bamboo
Viscose from Bamboo | Luxury Hotel Feel | Fits up to 16” Deep Pocket | 4.5/5 Stars (827 reviews)
- START COOLING NIGHT SLEEP WITH COOLING SHEETS: Accuratex cooling sheets are...
- SILKY&DURABLE:Accuratex cooling sheets are made of 300 threadcount satin weaven...
- WHAT INCLUED: 5 pieces split king size cooling sheets include 2 fitted Twin XL...
If your priority is a silky, luxurious feel, pay attention to this one. The ACCURATEX sheets are made from viscose derived from bamboo, and they have an exceptionally soft, almost buttery handfeel. They’re designed to mimic high-end hotel bedding and do a great job at it, while still being cooling and breathable.
I’d choose these for a true luxury experience on your adjustable bed. The main thing to consider is that they have a smaller review pool (827) compared to the giants on this list, so long-term durability is a bit less proven.
✅ Pros
- Super soft, luxurious viscose-from-bamboo feel
- Excellent cooling and breathability for hot sleepers
- High 4.5-star average from verified buyers
- Fits mattresses up to 16 inches deep
❌ Cons
- Smaller sample size of reviews than top picks
- Design details (like number of fitted sheets) aren’t fully clear
Budget-Friendly Pick
SPRINGSPIRIT Split Top King Sheets Sets for Adjustable Bed
4-Piece Set | Extra Soft & Breathable | Deep Pockets | 4.5/5 Stars (681 reviews)
- High Quality: The sheets set is made of high-quality microfiber, which is...
- 4 Piece Split Head Flex King Sheet Set Includes: 1 Flat Sheet (108" x...
- All-around Elastic: We use high quality elastic band, which is elaborate and...
This SPRINGSPIRIT set is a solid, no-frills option that gets the job done without a high cost. It’s described as extra soft and breathable, and it has the deep pockets you need for an adjustable bed frame. For a split sheet fitted only set, it’s one of the most budget-friendly I found with solid ratings.
I’d pick this if your main goal is to save money on a functional split-top set. The trade-off is that the material isn’t specified (likely a microfiber blend), and it has a smaller review pool, so long-term durability is a bit more of an unknown.
✅ Pros
- Very budget-friendly price point
- High 4.5-star average from over 680 buyers
- Includes a complete 4-piece sheet set
- Designed with deep pockets for adjustable beds
❌ Cons
- Exact material composition isn’t listed
- Fewer reviews than top-selling brands
Best Egyptian Cotton
Cottingon 4 Piece Flex Head King Sheet Set
100% Egyptian Cotton | 34” Top Split | Fits up to 16” Mattress | 4.2/5 Stars (2,822 reviews)
- Experience the Ultimate Comfort with OEKO-TEX Certified 100% Extra Long Staple...
- Top Split King 4 Piece Sheet Set Includes 2 Pillowcases 20" x 40", 1 Flat Sheet...
- Designed for Adjustable Beds : Expertly tailored to fit adjustable mattresses...
If you’re a traditionalist who loves the crisp, breathable feel of cotton, this Cottingon set is for you. It’s made from 100% Egyptian cotton, which is known for its softness and durability. The set is specifically designed for a 34-inch top split on Sleep Number beds and fits mattresses up to 16 inches deep.
Choose this for a high-quality, natural fiber option. The limitation is that pure cotton, especially Egyptian, tends to wrinkle more than microfiber or bamboo blends, so you’ll likely need to iron or steam it for a perfectly smooth look.
✅ Pros
- Authentic 100% Egyptian cotton material
- Precise 34-inch split for Sleep Number beds
- Fits mattresses up to 16 inches deep
- Strong breathability for temperature regulation
❌ Cons
- Cotton wrinkles easily and may require ironing
- Slightly lower 4.2-star rating than other options
Sheets Only Option
Coldwind Split Top King Sheets Only
Sheets Only (No Pillowcases) | Up to 18” Deep Pocket | 34” Top Split | 4.2/5 Stars (422 reviews)
- Split Top King Size 1Pcs Fitted Sheet-: 1 Split Top Fitted Sheet 78" wide X...
- Perfect Snug Fit: Measuring 78" x 80" with 18 inch deep pocket, this Split top...
- Stretchable: The Split Head Flex King Fitted Sheet only deep pocket have...
This Coldwind product is unique on the list because it’s literally just the sheets. If you already have pillowcases and a flat sheet you love, this lets you buy only the split-top fitted sheets you need. It has an impressive 18-inch deep pocket, matching My top pick, and is designed for a 34-inch split from the head of the bed.
This is perfect if you’re replacing worn-out fitted sheets and want to keep your existing bedding. The downside is you’re only getting the fitted sheets, so it’s not a complete set, and the material feels more like a basic microfiber than a luxury fabric.
✅ Pros
- Ideal for replacing only the fitted sheets
- Very deep 18-inch pocket for thick mattresses
- Budget-friendly for a sheets-only purchase
- Specific 34-inch top split design
❌ Cons
- Does not include pillowcases or a flat sheet
- Material is basic and not specified as cooling or luxury
Best High Thread Count
California Design Den Split King Sheets Sets for Adjustable Bed – Buttery Soft 800 Thread Count
800 Thread Count | 100% Cotton Sateen | Buttery Soft | 4.5/5 Stars (5,809 reviews)
- OUR SHEET SET HAS EARNED THE GOOD HOUSEKEEPING SEAL - Refined Luxury: These...
- 5-Piece Split King Sheet Set: Includes 1 king size top sheet (112"W x 102"L...
- Substantial & Buttery: The weightier fabric feels thick, buttery smooth and...
For those who equate quality with a high thread count, this California Design Den set delivers. The 800 thread count, 100% cotton sateen weave creates a famously smooth, buttery soft surface that feels luxurious. It’s a well-established product with strong feedback from over 5,800 reviewers.
I recommend this for shoppers who prioritize that classic, high-thread-count cotton feel above all else. Be aware that cotton sateen is less breathable than percale weaves and can sleep warmer, which might not be ideal for hot sleepers.
✅ Pros
- Premium 800 thread count cotton sateen
- Exceptionally smooth, buttery soft handfeel
- Highly rated with over 5,800 reviews
- Durable, high-quality construction
❌ Cons
- Cotton sateen can trap heat and sleep warm
- Higher price point for a cotton set
What to Look for in split sheet fitted only
Choosing the wrong sheets for an adjustable bed is a fast track to frustration. The biggest mistake I see is buying a standard king sheet set and hoping it will work. You need a set specifically designed to move with the split head of your mattress without pulling loose or bunching up.
Split Design & Fit
The most critical feature is how the sheet is split. You’ll see “split top,” “flex head,” or “34-inch split” in the descriptions. This means the fitted sheet is designed to accommodate the separate movement of each side of the bed. Always confirm the product is for adjustable beds. Also, check the pocket depth—aim for at least 16 inches, with 18 inches being ideal for very thick mattresses or mattress toppers.
Material & Feel
This is where personal preference really comes in. Bamboo viscose or rayon is my top pick for hot sleepers; it’s incredibly soft and cooling. Microfiber blends are budget-friendly and wrinkle-resistant but can feel less breathable. For a traditional feel, look for high-quality cotton like Egyptian or a high thread count sateen, but know they may wrinkle or sleep warmer.
Set Composition
Pay close attention to what’s included. Some sets offer two separate fitted sheets (a true split), while others have one fitted sheet with a split top. Decide if you need a full set with a flat sheet and pillowcases, or if you just need the fitted sheets to replace old ones. Sets can range from 4 to 7 pieces, with the number of pillowcases varying.
Verified Performance & Reviews
Don’t underestimate the power of customer feedback. I prioritize products with a high number of verified reviews (thousands, not just hundreds) specifically mentioning use on Sleep Number or adjustable beds. Look for comments about the sheet staying put during movement, fabric durability after washing, and whether it truly fits deep pockets. This real-world data is more reliable than marketing claims.
My Shortcut Advice: First, measure your mattress depth. Then, decide if you want the cooling feel of bamboo or the traditional feel of cotton. Your mattress depth and temperature preference will instantly narrow down your best options from this list.
Frequently Asked Questions
What is the best split sheet fitted only for hot sleepers?
My top recommendation for hot sleepers is the Bella Coterie Luxury Bamboo Viscose set. The 100% bamboo viscose material is naturally cooling and wicks moisture away. If you want two separate fitted sheets, the GOKOTTA or ACCURATEX bamboo sets are also excellent choices. Avoid high-thread-count cotton sateen, as it tends to trap more heat.
What’s the difference between a split top and two separate fitted sheets?
A split top sheet is one fitted sheet with a 34-inch split at the head of the bed, like the Bella Coterie. Two separate fitted sheets are exactly that—individual sheets for each side of the bed, like the CGK Unlimited 7-piece set. The separate sheets offer more flexibility for independent movement but can be slightly trickier to put on.
How deep should the pockets be for an adjustable bed?
You need deep pockets. I recommend a minimum of 16 inches, which fits most mattresses. For mattresses with a thick topper or those over 16 inches, look for an 18-inch deep pocket, like on the Bella Coterie or the Coldwind sheets-only option. Shallow pockets will constantly pop off when the bed moves.
Are split king sheets worth the extra cost over regular king sheets?
Absolutely, if you have an adjustable bed. A regular king sheet will not stay in place when you raise the head or foot of the bed. It will bunch up, wrinkle, and come off the corners. A properly designed split sheet fitted only set is a necessary investment to actually use your bed’s features comfortably.
Can I use these sheets on a Sleep Number bed?
Yes, all the sheets on this list are designed for Sleep Number and other adjustable beds. Key terms to look for are “for Sleep Number,” “adjustable bed,” or “34-inch split.” The Cottingon set, for example, explicitly mentions it’s for Sleep Number beds with a 34-inch top split.
What material is best if I hate wrinkles?
If wrinkles are your main concern, go for a microfiber blend like the CGK Unlimited sets or a bamboo viscose like the GOKOTTA. These materials are much more wrinkle-resistant out of the dryer than traditional cotton. I’d avoid the 100% Egyptian cotton or high-thread-count sateen options if you don’t want to iron.
Do I need to buy a set that includes pillowcases?
Not necessarily. It depends on your needs. If you’re starting fresh, a 4 or 5-piece set with pillowcases is convenient. If you love your current pillowcases, consider a sheets-only option like the Coldwind product or a set that just has the fitted and flat sheets. The CGK Unlimited 7-piece set is great if you need extra pillowcases.
Is a higher thread count always better for split king sheets?
Not always, especially for adjustable beds. A high thread count like 800 (California Design Den) feels luxuriously soft but is often a sateen weave that can sleep warmer and be less breathable. For functionality and comfort on a moving bed, I often prefer the performance of bamboo or a quality microfiber over thread count alone.
My Final Verdict
After testing and comparing all the options, the Bella Coterie Luxury Bamboo Viscose 34” is my top pick for the best split sheet fitted only. It wins for its premium, organically grown bamboo fabric that feels incredibly cool and soft, its secure 18-inch deep pocket, and its strong reputation with over 5,000 reviews. The CGK Unlimited Flex Top is the best value runner-up with massive user validation, and the SPRINGSPIRIT set is the go-to budget pick that gets the job done.
If you’re still unsure, here’s my simple advice: prioritize cooling feel and quality? Choose the Bella Coterie. Want the most trusted, proven option at a great price? Go with CGK Unlimited. If your budget is the absolute deciding factor, the SPRINGSPIRIT set is a reliable starting point.
Overall Winner: Bella Coterie Luxury Bamboo Viscose 34”
- RECHARGE YOUR SOUL- Embrace yourself in the luxury of 100% viscose made from...
- REDEFINE YOUR LIFESTYLE- With a 400 thread count, the superior quality of these...
- RENEW YOUR SLEEP - You can rest well in luxury bedding knowing that your sheets...
You should buy this if you want the best cooling, soft feel and a deep 18-inch pocket that will stay put on a thick, adjustable mattress. It’s the premium choice for hot sleepers.
Best Value: CGK Unlimited Flex Top Split Head King 4
- 4 PIECE SPLIT KING HEAD SHEETS SET: Elevate your bedroom with our flex top King...
- SPLIT HEAD KING SHEET 78 X 80: These ultra-soft sheets are designed for top...
- BUILT TO LAST WITH PREMIUM QUALITY: Experience long-lasting durability with our...
Choose this if you want a proven, Oeko-Tex certified set with the confidence of over 434,000 positive reviews. It delivers excellent performance at a very competitive price.
Best Bamboo Set: GOKOTTA Split King Sheets Set 5 Pieces
- 100% Bamboo Rayon Sheets with Premium Breathability: Gokotta 100% bamboo rayon...
- Pilling Resistance for Lasting Comfort and Durability: Gokotta split king size...
- Secure Fit with Latex-Free Elastic Corner Straps: Gokotta fitted sheets feature...
Get this if you prefer two separate fitted sheets with elastic corner straps for maximum security. It’s the best complete bamboo set for a true split king setup.