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Unisex Adult King Black Mattresses

Crushed Velvet Divan Bed with 4-Drawer Storage, Crushed Velvet & Memory Foam Mattress - Double, King or Single

NOW

£ 79.00

£ 190.00

Crushed Velvet Divan Bed with 4-Drawer Storage, Crushed Velvet & Memory Foam Mattress - Double, King or Single

Premium Upholstery: Upholstered in durable crushed velvet, available in Black, Gold, Gunmetal Grey or Silver. Quick Assembly: Set up your new bed in just 30 minutes with included instructions.

151 bought

Save 58 %!
Cool Blue gel memory spring mattress with black border, Super King, 10

NOW

£ 99.00

£ 449.99

Cool Blue gel memory spring mattress with black border, King, 6

Choice of sizes: Available in Small Single, Single, Small Double, Double, King and Super King. Hybrid comfort: Gel memory foam and open coil springs combine for optimal support and pressure relief.

481 bought

Save 78 %!
Velvet fabric ottoman bed, Super King, Lilac

NOW

£ 589.00

£ 1000.00

Velvet fabric ottoman bed, King, Black

Hybrid Mattress: Medium firm memory foam with 12.5 gauge springs. Hidden Storage: Effortlessly store bedding and personal items.

91 bought

Save 41 %!
PRICE DROP! Ottoman Divan Bed with Gas Lift Storage, Premium Fabric & Optional Mattress - Single, Double or King

NOW

£ 199.99

£ 499.99

PRICE DROP! Ottoman Divan Bed with Gas Lift Storage, Premium Fabric & Optional Mattress - Single, Double or King

Premium Upholstery: Durable fabric in black, light grey or dark grey for a modern look. Optional Mattress: Add a compatible mattress at checkout for an all in one sleep solution.

34 bought

Save 60 %!
Plush velvet ottoman divan bed set, 6ft Super King End Lift, Yellow

NOW

£ 499.00

£ 1399.99

Plush velvet ottoman divan bed set, 5ft King End Lift, Black

Matching Headboard: Includes a plush 20” Savannah headboard. Mattress: 10” medium firm memory foam mattress for superior comfort. Colour Variety: Available in eight stylish colours. Size Range: Single to super king sizes available.

314 bought

Save 64 %!
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Dormeo Rejuvenated Octasmart Plus Mattress - Double, King, Super King

NOW

£ 299.00

£ 399.00

Dormeo Rejuvenated Octasmart Plus Mattress - Double, King, Super King

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Memory foam quilted sprung mattress, Super King, 9''

NOW

£ 159.00

£ 799.00

Memory foam quilted sprung mattress, Super King, 9''

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5ft wooden bed & mattress, King / with mattress, White with Caramel Bar

NOW

£ 219.00

£ 670.00

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An Arizona Bed with Mattress Options, Bed & iDream Mattress, Super King

NOW

£ 599.00

£ 998.00

An Arizona Bed with Mattress Options, Bed & iDream Mattress, Super King

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Arizona bed with headboard, Super King, With Mattress, Grey

NOW

£ 599.00

£ 998.00

Arizona bed with headboard, Super King, With Mattress, Grey

388 bought

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Dreamcatcher Deluxe Inflatable Air Bed Mattress - Double or King, Enhanced Support

NOW

£ 39.99

£ 89.99

Dreamcatcher Deluxe Inflatable Air Bed Mattress - Double or King, Enhanced Support

Comfortable air bed: This inflatable bed isn't just about function—it's about turning any space into a cosy retreat! Cosy top: The plush waterproof top adds a luxe touch while protecting against spills, and the grey finish keeps things looking sleek.

91 bought

Save 56 %!
A Dreyton divan bed and memory foam spring mattress, 6FT Super King, 4 Drawers

NOW

£ 399.00

£ 999.00

A Dreyton divan bed and memory foam spring mattress, 6FT Super King, 4 Drawers

236 bought

Save 60 %!
Dior Bespoke Bed Frame and Mattress, Super King, Grey Plush Fabric

NOW

£ 599.00

£ 1520.00

Dior Bespoke Bed Frame and Mattress, Super King, Grey Plush Fabric

1199 bought

Save 61 %!
Memory Foam Hybrid Sprung Mattress, 5ft king, Grey

NOW

£ 109.00

£ 219.99

Memory Foam Hybrid Sprung Mattress, 5ft king, Grey

5122 bought

Save 50 %!
An Elegance memory foam mattress, King

NOW

£ 99.00

£ 589.01

An Elegance memory foam mattress, King

2112 bought

Save 83 %!
Contemporary Metal Platform Bed with Slatted Frame - Single, Double, or King

NOW

£ 39.99

£ 129.99

Contemporary Metal Platform Bed with Slatted Frame - Single, Double, or King

Stylish metal bed: Sleek metal platform bed frame designed for timeless style and everyday comfort. Mattress compatibility: Works perfectly with memory foam, pocket sprung, hybrid, or standard mattresses.

12 bought

Save 69 %!
Grey divan bed with headboard and mattress, Super King, 4 Drawers

NOW

£ 369.00

£ 999.00

Grey divan bed with headboard and mattress, Super King, 4 Drawers

28458 bought

Save 63 %!
Extra deep memory foam sprung mattress, 5ft King

NOW

£ 115.00

£ 329.00

Extra deep memory foam sprung mattress, 5ft King

691 bought

Save 65 %!
Ultra-Cool Blue Memory Foam Hybrid Mattress, Super King - 180

NOW

£ 119.00

£ 209.00

Ultra-Cool Blue Memory Foam Hybrid Mattress, Super King - 180

275 bought

Save 43 %!
Lime hybrid memory and bonnell spring mattress, King

NOW

£ 139.00

£ 399.00

Lime hybrid memory and bonnell spring mattress, King

315 bought

Save 65 %!
A Memory Foam Spring Open Coil Mattress, King

NOW

£ 99.99

£ 109.99

A Memory Foam Spring Open Coil Mattress, King

3910 bought

Save 9 %!
Hampton wingback bed, Super King, with Mattress, Charcoal

NOW

£ 439.00

£ 559.00

Hampton wingback bed, Super King, with Mattress, Charcoal

92 bought

Save 21 %!
PRICE DROP! Elegant Boucle Bed Frame with USB Charging - Double or King

NOW

£ 349.00

£ 699.99

PRICE DROP! Elegant Boucle Bed Frame with USB Charging - Double or King

6 bought

Save 50 %!
Grey fabric divan bed set, headboard and memory mattress, Super King, 4 Drawers

NOW

£ 359.00

£ 999.00

Grey fabric divan bed set, headboard and memory mattress, Super King, 4 Drawers

2129 bought

Save 64 %!
Cool blue memory foam spring mattress, Super King, 9

NOW

£ 133.00

£ 649.99

Cool blue memory foam spring mattress, Super King, 9

1134 bought

Save 80 %!
EARLY BIRD! Modern Boucle Bed Frame & Base with Curved Headboard - Double or King

NOW

£ 199.00

£ 699.99

EARLY BIRD! Modern Boucle Bed Frame & Base with Curved Headboard - Double or King

Safe, Rounded Edges: Fully upholstered design eliminates sharp corners—ideal for families and compact spaces. Easy Assembly: Simple set up with clear instructions included.

5 bought

Save 72 %!
Cool Blue gel memory spring mattress, Super King, 6

NOW

£ 116.00

£ 699.99

Cool Blue gel memory spring mattress, Super King, 6

459 bought

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1500 Pocket Sprung Medium-firm Soufflé Mattress - Pressure Relief & Enhanced Support (Small Single to Super King)

NOW

£ 129.00

£ 279.00

1500 Pocket Sprung Medium-firm Soufflé Mattress - Pressure Relief & Enhanced Support (Small Single to Super King)

57 bought

Save 54 %!
EARLY BIRD! MAX Hybrid Memory Foam Mattress - Pressure Relief & Support (Single, Double, King)

NOW

£ 179.00

£ 264.50

EARLY BIRD! MAX Hybrid Memory Foam Mattress - Pressure Relief & Support (Single, Double, King)

13 bought

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White Plush Divan Bed with Storage Drawers, Plush Upholstery & Memory Sprung Mattress - Single, Double, King

NOW

£ 89.00

£ 180.00

White Plush Divan Bed with Storage Drawers, Plush Upholstery & Memory Sprung Mattress - Single, Double, King

Premium Upholstery: Soft, durable VIBRANT plush fabric in a choice of sophisticated colours. Supportive Mattress: Memory sprung mattress delivers targeted comfort and pressure relief.

280 bought

Save 51 %!
Elegant Danish Modern Bed Frame & Base - Double/King

NOW

£ 199.00

£ 325.00

Elegant Danish Modern Bed Frame & Base - Double/King

Contemporary Design: With a grey fabric headboard and wooden legs and base, this bed features a modern design that's bound to uplift your space.The simplicity is ideal for creating a soothing environment for snoozing away.

4 bought

Save 39 %!
A Cream Cannes Wingback Bed Frame, 6ft Super King

NOW

£ 399.00

A Cream Cannes Wingback Bed Frame, 6ft Super King

47 bought

PRICE DROP! Coco Plush Velvet Upholstered Bed with Memory Spring Mattress - All-In-One Comfort & Style (Single to Super King)

NOW

£ 159.00

£ 508.48

PRICE DROP! Coco Plush Velvet Upholstered Bed with Memory Spring Mattress - All-In-One Comfort & Style (Single to Super King)

Colours: Choose from 8 different colours to match your style perfectly. Chrome Feet: Stylish chrome pipe feet provide a modern, elegant finish.

7 bought

Save 69 %!
Chelsea Velvet Bed Frame with Ottoman Storage, 6ft Super King

NOW

£ 499.00

£ 999.00

Chelsea Velvet Bed Frame with Ottoman Storage, 6ft Super King

19 bought

Save 50 %!
5ft King Ottoman Divan Bed with Gas Lift Storage, Linen Upholstery

NOW

£ 198.99

£ 314.99

5ft King Ottoman Divan Bed with Gas Lift Storage, Linen Upholstery

Noise Free Sleep: EVA pads and buckle slats ensure quiet nights and a stable base. Sturdy Support: Strong metal frame and wooden slats support up to 500kg—compatible with most UK king size mattresses.

3 bought

Save 37 %!
A Diagonal Liner Ottoman Storage Bed Frame, 6ft Super King

NOW

£ 519.00

A Diagonal Liner Ottoman Storage Bed Frame, 6ft Super King

17 bought

PRICE DROP! Double or King Sized Industrial Metal Bed Frame with Storage, LED Headboard, and USB Ports

NOW

£ 119.00

£ 299.00

PRICE DROP! Double or King Sized Industrial Metal Bed Frame with Storage, LED Headboard, and USB Ports

Easy Assembly: Straightforward instructions and labelled hardware get you set up with minimal fuss. No Box Spring Needed: Robust slatted base suits all mattress types and ensures stable, silent sleep.

146 bought

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5cm airflow mattress topper, Super King

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£ 26.99

£ 38.99

5cm airflow mattress topper, Super King

2684 bought

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4* Mercure Darlington Kings Break For 2: Prosecco, Breakfast & Late Checkout!

NOW

£ 69.00

£ 130.00

4* Mercure Darlington Kings Break For 2: Prosecco, Breakfast & Late Checkout!

4* Hotel: Relax at the centrally situated Mercure Darlington Kings Hotel, offering modern amenities in an elegant Victorian building. Central City Centre Hotel: Step straight out into Darlington's lively shops, restaurants, and attractions.

42 bought

Save 47 %!
10" Memory Foam Mattress - Black, White & Grey

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£ 49.00

10" Memory Foam Mattress - Black, White & Grey

81 bought

Luxury Thick Pure Cotton Fitted Bed Sheet - Soft, Breathable & Machine Washable - Single, Double, King & Super King Sizes

NOW

£ 19.99

£ 39.99

Luxury Thick Pure Cotton Fitted Bed Sheet - Soft, Breathable & Machine Washable - Single, Double, King & Super King Sizes

Effortless care: This bedsheet is machine washable on gentle with cold water, can be tumble dried on low, and the fabric springs back after every wash, keeping it looking fresh and feeling new!Multiple options: Available in various colours like deep navy, classic white, light blue, or playful pink, and sizes from single to super king with one or two pillowcases.Snug fit: Features a 360-degree all-around elastic that hugs your mattress and stays put all night, making it perfect for adults and kids.Luxurious cotton bedsheet: Enjoy nights of pure comfort with this thick, pure cotton fitted bedsheet and pillowcase set, crafted to bring luxury and ease to any bedroom!

28 bought

Save 50 %!
Luxury Satin Fitted Sheet Bedding Set - Hypoallergenic, Deep Pocket, Machine Washable - Double, King & Super King Sizes

NOW

£ 9.99

£ 19.99

Luxury Satin Fitted Sheet Bedding Set - Hypoallergenic, Deep Pocket, Machine Washable - Double, King & Super King Sizes

Year round comfort: The breathable fabric keeps you cool during hot summer nights and cosy in chilly winters.Available in chic colours: Choose from a stunning range of colours, including silver, burgundy, and light pink, to complement your bedroom decor.

86 bought

Save 50 %!
Hypoallergenic Memory Sprung Black Quilted Mattress for Kids

NOW

£ 49.00

£ 220.00

Hypoallergenic Memory Sprung Black Quilted Mattress for Kids

30 bought

Save 78 %!
Black Quilted Bubble Sprung Memory Foam Mattress - 5 Sizes, Medium-Firm

NOW

£ 49.99

£ 159.00

Black Quilted Bubble Sprung Memory Foam Mattress - 5 Sizes, Medium-Firm

17 bought

Save 69 %!
Divan Bed with Headboard & Memory Foam Mattress - Black, All Sizes

NOW

£ 79.00

£ 199.00

Divan Bed with Headboard & Memory Foam Mattress - Black, All Sizes

Size options: You can purchase this set in 6 sizes - 2ft6 small single, 3ft single, 4ft small double, 4ft6 double, 5ft king, or 6ft super king, for your needs.Complete bed set: This Black Divan Bed Set with Headboard and Mattress includes a divan base, headboard, and a memory sprung mattress, offering a convenient all-in-one solution for your bedroom.Memory foam mattress: Enjoy superior comfort and support with the included memory foam sprung mattress and a luxurious headboard that adds sophistication to your room.Durable construction: This sleek black divan bed set is beautifully constructed for long-lasting use and durability.

269 bought

Save 60 %!
Elegant Black Crushed Velvet Bed Frame with Diamante Headboard

NOW

£ 299.00

£ 499.00

Elegant Black Crushed Velvet Bed Frame with Diamante Headboard

16 bought

Save 40 %!
Luxury 100% Cotton Fitted Bed Sheet - Soft, Breathable, Machine Washable - Single, Double, King & Super King - Modern Colours

NOW

£ 9.99

£ 24.99

Luxury 100% Cotton Fitted Bed Sheet - Soft, Breathable, Machine Washable - Single, Double, King & Super King - Modern Colours

1290 bought

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Black Houston Plush Luxury Bed Frame - Modern Sturdy Base, 6 Sizes

NOW

£ 99.00

£ 240.00

Black Houston Plush Luxury Bed Frame - Modern Sturdy Base, 6 Sizes

Expert Craftsmanship: Crafted with attention to detail, the bed frame ensures durability and sophistication!Enjoy peaceful nights from here on out!

122 bought

Save 59 %!
Bold Colour Kid's Plush Divan Bed with Mattress & Optional Storage

NOW

£ 129.00

£ 299.00

Bold Colour Kid's Plush Divan Bed with Mattress & Optional Storage

Memory Sprung Mattress: With a medium firmness, this mattress is supportive and comfy. Great Gift: You're sure to feel like a winner when you gift this bed to your little one or niece!

92 bought

Save 57 %!
York Ottoman Bed and Memory Foam Mattress - 6 Sizes & 4 Colours

NOW

£ 299.00

£ 780.00

York Ottoman Bed and Memory Foam Mattress - 6 Sizes & 4 Colours

Multiple Size Options: Available in sizes from Small Single to Super King for any room. Durable Construction: Built for daily use with robust, long lasting materials.

5 bought

Save 62 %!
Black Radley Divan Bed Set with Memory Foam Mattress & Optional Storage - 6 Sizes & 3 Storage Options - 6 Month Warranty

NOW

£ 79.00

£ 439.00

Black Radley Divan Bed Set with Memory Foam Mattress & Optional Storage - 6 Sizes & 3 Storage Options - 6 Month Warranty

Sturdy construction: Made in the UK with premium British timber and a reinforced, slip proof platform for support. Options: Choose a bed and a matching mattress from 5 size options small single, single, small double, double, king, and super king.

89 bought

Save 82 %!
Luxury Upholstered Bed with Mattress Options

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£ 199.00

£ 399.00

Luxury Upholstered Bed with Mattress Options

46 bought

Save 50 %!
Kids Plush Velvet Divan Bed with Memory Mattress & Storage

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£ 79.00

£ 169.00

Kids Plush Velvet Divan Bed with Memory Mattress & Storage

3453 bought

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Plush Child-Safe Kids Bed & Mattress Options

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£ 169.00

£ 380.00

Plush Child-Safe Kids Bed & Mattress Options

Safety first: Featuring a winged headboard with raised side panels, this bed frame will keep your child comfortable and cosy without any danger.Size and colour variety: Opt for a bed from 2 size options small single or single and from four bright colours black, grey, royal blue, pink.

163 bought

Save 56 %!
Elegant Manhattan Cloud Platform Bed Frame

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£ 159.00

£ 450.00

Elegant Manhattan Cloud Platform Bed Frame

52 bought

Save 65 %!
Wingline Divan Bed & Mattress - 8 Colours - 2 or 4 Drawers Option

NOW

£ 79.00

£ 199.00

Wingline Divan Bed & Mattress - 8 Colours - 2 or 4 Drawers Option

Handy Storage: Choose between 2 or 4 drawers, perfect for decluttering and utilizing under bed space efficiently. What's Included?: Luxurious bedframe with plush velvet headboard and a medium firm memory foam mattress.
Save 60 %!

Transform your sleep space with our curated selection of Unisex Adult King Black Mattresses, designed to suit every sleeper. Whether you share a bed or sleep solo, these king size mattresses combine comfort, support, and a sleek black finish that fits modern UK bedrooms. From memory foam to hybrid and latex options, our range covers everything from pressure relief to motion isolation for a truly restful night.


Shop the Wowcher collection for unisex mattresses, bed in a box deliveries, and discounted bundles that include mattress protectors and practical bed bases. Enjoy competitive prices, clear return policies, and fast UK-wide delivery on your next black king mattress purchase.


Frequently Asked Questions

What makes Wowcher's deals on Unisex Adult King Black Mattresses unbeatable?


Wowcher brings together trusted brands offering king size mattress deals, black memory foam mattresses, and unisex mattresses at substantial savings. Look for bundles with a mattress protector and a compatible bed frame to complete the sleeping setup. Expect enhanced value through limited-time promotions, free delivery across the UK, and occasional inclusion of complimentary pillow tops or cooling breathable covers to maximise comfort.


If you’re worried about fit, king size bed configurations are widely available in a range of materials, including pocket sprung and hybrid mattresses, all designed to deliver edge support and stable support for two sleepers. The Wowcher marketplace also highlights user-friendly returns, trial periods, and rating-driven choices, helping you select a black king mattress that matches your budget and sleep style.


What should I consider when choosing a Unisex Adult King Black Mattress?


First, consider the size. A king size mattress 150x200 cm is ideal for couples or individuals who like generous personal space. If you share the bed, you’ll want a design with strong motion isolation and robust edge support to prevent roll-off and sag.


Next, think about the core material. Memory foam mattresses excel at pressure relief and minimizing motion transfer, while hybrid mattresses pair springs with foam for a balanced feel. Latex mattresses offer natural bounce, durability, and excellent breathability for cooler sleep.


Temperature control is crucial. Look for cooling technology and breathable cover fabrics to reduce night sweats. If you have allergies, choose hypoallergenic fabrics andanti-dust mite construction to promote a cleaner sleeping surface.


Maintenance considerations also matter. A high-quality mattress protector keeps stains at bay, while a removable cover simplifies cleaning. For long-term comfort, rotate your king black mattress every 3–6 months to maintain even wear and preserve the feel of the surface.


Which types of Unisex Adult King Black Mattresses are most popular?


Memory foam remains a favorite for pressure relief and motion isolation, making it a solid choice for couples or light sleepers. Hybrid mattresses are popular for their combination of coil support and foam comfort, delivering a more responsive feel with good airflow.


Pocket sprung and traditional innerspring designs continue to be trusted for durability and strong edge support, especially in UK bedrooms that prefer firmer support. For those seeking a natural option, latex mattresses provide resilience, bounce, and lasting comfort with excellent breathability.


When choosing a color and finish, the black mattress aesthetic can complement modern decor while the performance is driven by materials, coil counts, and zoning. Always check for a reputable UK seller on Wowcher and review trial periods and warranties to ensure confidence in your purchase.


How should I maintain a Unisex Adult King Black Mattress to prolong its life?


Keep your surface fresh with routine care. Vacuum the mattress surface to remove dust and debris, and use a mattress protector to guard against spills. Rotate or flip a non-hybrid/non-latex model as recommended by the manufacturer to promote even wear and reduce indentations on the sleeping surface.


Allow for occasional airing by removing the cover and letting it breathe; this helps manage moisture and odors. If you notice staining, treat promptly with mild cleaners suitable for the fabric and materials, avoiding harsh chemicals that could degrade foam or fabric.


Pair your mattress with a supportive bed base or frame to maintain alignment and prolong durability. For enhanced longevity, check that your mattress protector and bed frame are compatible with your chosen Unisex Adult King Black Mattress.


Are Unisex Adult King Black Mattresses suitable for couples or shared beds?


Yes. A king size layout provides ample width for couples, and many models feature design elements that minimize motion transfer, such as individually wrapped coils or denser foams. If partners have different sleep preferences, consider a model with zoning or different feel zones to balance support and comfort across the surface.


Cooling layers and breathable covers help regulate temperature for two sleepers, while a sturdy edge and reliable padding prevent roll-together at night. Look for warranties and trial periods that allow you to test the mattress in real nightly use, which is particularly helpful when buying for a shared bed.


From a retail perspective, Wowcher often showcases bed in a box options that simplify delivery and setup in UK homes, with straightforward return policies if the fit isn’t right. Pairing with a compatible bed base and a protective mattress protector can further improve comfort for couples.


Do Black King Mattresses affect the sleep experience or the bedroom aesthetics?


The color black is primarily a styling choice; it does not inherently change how the mattress performs. A black king mattress can look cleaner and more sophisticated in many bedrooms, especially when paired with matching linens and furniture. Performance is driven by materials, density, coil structure, and breathing properties rather than color.


For many shoppers, a black finish hides minor stains and wear, keeping the bed visually appealing over time. Regardless of color, you’ll still want a high-quality foam or coil system, good edge support, and a surface that suits your sleep position—whether you’re a side, back, or stomach sleeper. Explore Wowcher’s selection to compare memory foam, hybrid, latex, and pocket sprung options under the umbrella of Unisex Adult King Black Mattresses for the best balance of comfort, support, and value.