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10 Best Split King Mattresses - Holiday Sale
Best Choice01Blissful NightsBlissful Nights e4 Split King Adjustable Bed Base Frame with 12" Medium Firm Copper and Gel Infused Memory Foam Mattress
Main highlights- This set includes our e4 adjustable bed base and our 12" Copper and Gel Infused Medium Firm Memory Foam Mattress.
- COMPLIANCE STATEMENT: This mattress complies with SOR/2016-183 (Mattresses Regulations) and the Textile Labeling and Advertising Regulations (C.R.C., c. 1551).
9.8Exceptional
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- 02Blissful Nights
Split King Adjustable Bed Base with Wireless Remote Head and Foot Incline and No Tools Required Assembly Includes Both Left and Right Sides
9.7Exceptional
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Value for Money03KingnexKingnex Split King Mattress Protector for Adjustable Beds
Main highlights- Waterproof Protection - TPU membrane coating on the reverse side of the top layer effectively repels liquids, preventing any penetration to keep the mattress clean and dry.
- Soft & Breathable - Ultra-soft bamboo viscose jersey surface boasts moisture-wicking properties, cooler than other fabric. It is thin to retain the original feel of the mattress, ensuring a flawless sleeping experience.
- Size Information - Split King size, there are 2 mattress protectors in 1 package, each measures 39 by 80, With a fitted sheet design and stretchable deep pocket, it accommodates mattresses with up to 18 inches thick perfectly.
- Durable & Easy to Clean - Machine washable in cold water and tumble dry on low heat. For uninterrupted protection, it's recommended to buy 2 or more: one protects the mattress while the other is being washed.
- Adjustable Bed Friendly - Fits the mattress snugly, staying in place when the mattress is adjusted. there is no padding or quilting—preserving the mattress's original feel while protecting it.
9.4Excellent
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- 04Dormeo
Dormeo Premium Split King Cooling Mattress Topper - 3-Zone OctaspringⓇ Technology for Optimal Back Support, Anti-Slip Bottom
Free ShippingMain highlights- Smart 3-zone support: Our split king mattress pad evenly distributes weight, offering firmer support in the center where it's needed most while providing gentle cradling comfort under your shoulders and legs to avoid hip and back discomfort.
- Innovative Octaspring Technology: Experience the best in sleep innovation as Octaspring Technology transforms your nights, relieving discomfort and providing extra comfort. This foam topper adapts to your body’s contours for optimal back support.
- Ensure the right fit: Before purchasing, carefully confirm your mattress dimensions—length, width, and height—to make sure the topper fits your bed perfectly and provides the best comfort and performance.
- A topper that stays in place: Our premium mattress topper creates a brand-new feel for your old, hard mattress. The anti-slip bottom and adjustable corner straps keep your topper securely in place to enjoy undisturbed sleep.
- 8x more breathable than traditional foam: Stay cool all night with our cooling mattress topper. Designed for enhanced breathability, it naturally expels heat and draws in cool air to regulate your body temperature.
9.3Excellent
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- 05Lutown-Teen
Lutown-Teen 4 Inch Split California King Box Spring, Heavy Duty Metal Cal King Box Spring Mattress Foundation with Fabric Cover, Easy Assembly, Noise Free
Main highlights- Sturdy Metal Construction: This split cali king box spring is built with heavy-duty metal for long-lasting use. The california king metal box spring reduces motion transfer for undisturbed sleep
- Split Design: This split california king box spring only is designed for easy packaging and shipping, and it flexes to fit tight spaces. The california king box springs for bed comes in compact, sealed packaging for damage protection
- Low Profile Box Spring: Box spring california king size: 83.5"L x 71.5"W x 4"H. The california king size box spring only accommodates various mattress heights for easy bed access
- Includes Fabric Cover: The split california king box spring only comes with a removable fabric cover, which facilitates local cleaning and prevents the boxspring california king from shifting
- Easy Assembly: The box spring california king comes with all parts and tools. The boxspring california king can be quickly assembled with the simple instructions
9.2Excellent
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- 06CGK Unlimited
Split King 7 Piece Sheet Set - Breathable & Cooling Sheets - Hotel Luxury Bed Sheets - 1 Flat Sheet, 2 Fitted Sheets & 4 Pillowcases - Easy Fit, Soft & Wrinkle Free - Split King French Grey Sheets
33% Off Free ShippingMain highlights- HIGH-QUALITY BRUSHED MICROFIBER: A lighter difference; a softer, finer touch. These Split King size sheets are made of the high-quality double brushed microfiber yarns. The virtually weightless wonder of CGK Unlimited sheets will have you coming back for more. Linger in your dreams.
- GREAT SHEETS FOR THE PRICE! These are the softest and most affordable sheets you’ll find; a great bang for your buck for comfort and softness. Unlike many other expensive sheets, our CGK Bed Sheets will give you comfort and softness at a reasonable price. Each sheet set comes complete with luxuriously soft flat sheets, fitted sheets and extra pillowcases.
- FEEL THE DIFFERENCE: If you're looking for very soft sheets you have found them! They're breathable, cool and super silky soft. The comfort of these sheets will have you coming back! They're softer than Egyptian cotton and organic cotton sheets! Best for any room in your house - bedroom, guest room, kids room, RV, vacation home. Great gift idea for men and women, children and teens.
- DEEP POCKETS/ EASY FIT: They fit mattresses up to around 16 inches deep. If your Split King mattress is smaller than 16 inches it will fit just fine. A lot of mattresses are pretty big these days. We feel this is a good universal size that fits most mattresses; Complete set with everything you'll need - top flat sheet, bottom fitted sheet and extra pillowcases!
- 7 PIECE BED SHEET SET: 4 pillow cases, 1 flat sheet, and 2 fitted sheets. Flat sheet (102″x 108″) Fitted sheet (39″x 80″) 4 pillow cases (20″x 40″).
9.0Excellent
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- 07Zinus
Zinus SM-SC-BIFD-9SK 9 Inch High Profile BiFold Box Spring / Folding Mattress Foundation / Strong Steel structure / No assembly required, Split King
Free ShippingMain highlights- Worry-free 5 year limited warranty included; box spring only, a bed frame or platform bed is required to support this foundation and is sold separately
- THOUGHTFULLY PACKAGED - All parts and instructions are packed into one compact box that ships straight to your door
- HIGH PROFILE DESIGN - A 9 inch height is perfect for shorter mattresses or for those who enjoy their bed higher off the floor
- DURABLY ENGINEERED - Durable steel is used to construct the interior framework of this reliable foundation; twin supports a maximum weight capacity of 350 lbs, while aother sizes can support up to 700 lbs; Queen, King and Cal King sizes are split versions
- AS SIMPLE AS UNFOLD & UNWIND - Requiring no tools and zero tedious assembly, the innovative No Assembly box spring requires only unfolding to become bedtime ready; the hardest part will be taking it out of the box
8.9Very Good
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- 08MTSBDM
MTSBDM Twin to King Bed Converter Kit - 10" Extra Wide Waterproof Bed Bridge for Split King Adjustable Beds, Twin & Twin XL Mattress Connector,Bed Gap Filler to Create King Bed,80"x10" with 33ft Strap
Free ShippingMain highlights- Secure & Slip-Free Connection Includes a 33 ft long, 1-inch wide heavy-duty strap that tightly secures both mattresses together, preventing shifting or sliding even on adjustable bases. Sleep soundly without feeling the gap or uneven surface.
- Premium Comfort & Support Crafted with high-density foam and a breathable bamboo-rayon cover, this bed bridge offers cloud-like comfort. The soft, washable cover blends seamlessly under your sheets for a smooth and cozy feel.
- Fits All Bed Types Compatible with Twin, Twin XL, Full, Queen, and King mattresses, including split King adjustable beds. Designed to stay in place during bed adjustments and maintain comfort and stability for long-term use.
- Easy 3-Step Installation Simply position the mattresses side by side, insert the bridge to fill the gap, wrap and tighten the strap — done! No tools, no hassle, perfect for guest rooms, vacation rentals, or home use.
- All-in-One Bed Converter Easily connect two Twin or Twin XL mattresses to create a full King bed. The 80" x 10" extra-wide design fills the gap perfectly, turning separate mattresses into one smooth, solid sleeping surface — ideal for couples, guests, or adjustable beds. Perfect for Guests: Ideal for configuring your beds for guestrooms, kids, B&Bs, guesthouses, and vacation rentals. Create a king bed from two separate twin mattresses anytime you want.
8.8Very Good
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- 09Universal Cotton
Luxury Split Head Waterproof Mattress Protector King-34 Top Split Size 18 Inch Deep Pocket Upper Flex Soft Padded Topper Noiseless Fitted Matress Split from Top
Main highlights- Size Measurement : - Fitted Sheet Style Split Head King-34"Top Split Split Mattress 18 Inch Deep pocket
- Machine Washable & 100% Satisfaction : - The mattress cover can be cleaned in the washing machine at low temperature. Tumble dry on low . Please do not iron and do not dry clean. Our aims to provide satisfying pre-sales and after-sales service. If you have any questions,
- MATERIAL QUALITY : - 100% Terry Cotton Fitted Sheet Style, Split Head Mattress Protector. Split at the Top. Superior Quality Each waterproof mattress cover is made with the finest materials and expert workmanship to ensure it protects your mattress, wash after wash.
- COMFORT : - Soft blended surface is extra absorbent, cozy and breathable. The specially designed waterproof top and high quality seam construction stops liquids from passing through. Strong Elastic and Snug Fit: Fitted cover style design with strong elastic all around, that can make your split head mattress protector stay in place.
- 100% WATERPROOF : - The mattress pad is filled with super soft high-loft Treey Cotton. It is durable that gives you the best sleep and protection. TPU waterproof layer effectively prevents sweat, body fluids, urine and other accidental spills,great for those with kids, pets or incontinence. It perfectly protects your mattress and extends the service life of it.
8.5Good
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- 10Zinus
Zinus King Mattress - 10 Inch Green Tea Cooling Gel Memory Foam Mattress, Pressure Relief, for Cool Sleep, CertiPUR-US Certified Foam, Mattress in a Box, 10-Year Warranty, King Size
15% Off Free ShippingMain highlights- WORRY-FREE WARRANTY – A 10-year limited warranty is included with the mattress; please allow 24–72 hours for your mattress to expand to its original shape
- REJUVENATING SUPPORT – Pressure-relieving memory foam conforms to the shape of your body to enhance circulation and decrease stress on your joints, and is infused with cooling gel for ultimate temperature regulation
- COOLER SLEEP AND A CLEANER PLANET – Topped with soothing gel memory foam, this mattress is designed to help keep you cool and comfortable throughout the night, and ships in a new smaller box to support a reduced carbon footprint
- CERTIFIED SAFE MATERIALS – Crafted from high-quality CertiPUR-US certified foam and wrapped with an OEKO-TEX certified mattress cover all produced without the use of harmful chemicals for safer, healthier sleep
- ALL NIGHT FRESHNESS - The all-natural green tea and purified charcoal infusions work together to help keep your mattress fresh for many nights to come
8.4Good
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