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Single King Size Foam Mattress

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

NOW

£ 74.00

£ 349.00

Memory foam quilted sprung mattress, Single, 9''

Comfortable: Deep micro quilted for extra comfort. Depth: Choose between 7" or 9 10". Hypoallergenic: Suitable for allergy sufferers. Mattress: Get a memory foam quilted sprung mattress Sizes: Ranges in sizes from small single to super king.

362 bought

Save 79 %!
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)

Hybrid Comfort: Combines memory foam and 2000 pocket springs for optimal support and comfort. Edge Support: Reinforced sides prevent sagging and accidental roll offs.

11 bought

Save 32 %!
An Elegance memory foam mattress, King

NOW

£ 99.00

£ 589.01

An Elegance memory foam mattress, King

Speedy Delivery: Redeem this deal by midday and receive your order within 48 hours! Get an Elegance memory foam sprung mattress. Plus, it contours to your body shape to give you a luxury night's sleep!

1966 bought

Save 83 %!
A Dreyton divan bed and memory foam spring mattress, 6FT Super King, 4 Drawers

NOW

£ 199.00

£ 499.00

A Dreyton divan bed and memory foam spring mattress, 3FT Single, No Drawers

Hypoallergenic: Mattress is dust mite resistant, ideal for allergy sufferers. Durable Fabric: Upholstered in hard wearing damask fabric, built to last.

235 bought

Save 60 %!
Memory Foam Hybrid Sprung Mattress, 5ft king, Grey

NOW

£ 55.00

£ 129.99

Memory Foam Hybrid Sprung Mattress, 3ft Single, Grey

Sizes: Available in small single, single, small double, double or king size! Memory foam: Featuring a memory foam layer that moulds to your body's contours, providing a personalised sleep experience.

5087 bought

Save 58 %!
Extra thick 13-zone gel memory foam mattress, 6ft Super King

NOW

£ 79.00

£ 799.99

3FT SINGLE: Extra thick 13-zone gel memory foam mattress

Arrives rolled and vacuum packed Hypoallergenic. Dust mite resistant and hypoallergenic for a healthy night's sleep Eco Friendly.

12550 bought

Save 90 %!
Extra deep memory foam sprung mattress, 5ft King

NOW

£ 115.00

£ 329.00

Extra deep memory foam sprung mattress, 5ft King

Sizes: Comes in a small single, single, small double, double, king, or super king size. Speedy Delivery: Redeem this deal by midday and receive your order within 48 hours!

648 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

Breathe easy, sleep easy: Create a healthier sleep haven with the mattress's dust mite resistant and hypoallergenic features, ensuring restful nights. Pressure free paradise: Experience unmatched comfort as the responsive 40KG/M3 cool blue memory foam molds to your body, relieving pressure points.

269 bought

Save 43 %!
Dormeo Octasmart Hybrid Plus Memory Foam Hybrid Mattress - Pressure Relief & Breathable, Single/Double/King

NOW

£ 399.00

£ 599.00

Dormeo Octasmart Hybrid Plus Memory Foam Hybrid Mattress - Pressure Relief & Breathable, Single/Double/King

Three Support Zones: Targeted alignment for shoulders, hips, and lower back. Octaspring ae Technology: Award winning spring and memory foam system for adaptive comfort.

2 bought

Save 33 %!
A Memory Foam Spring Open Coil Mattress, King

NOW

£ 99.99

£ 109.99

A Memory Foam Spring Open Coil Mattress, King

Sprung mattress: Featuring a 13.5 gauge open coil spring system that allows for even weight distribution for extra support and comfort. Size options: Choose from 5 sizes small single, single, small double, double or king.

3907 bought

Save 9 %!
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.

121 bought

Save 58 %!
Cool blue memory foam spring mattress, Super King, 9

NOW

£ 108.00

£ 449.99

Cool blue memory foam spring mattress, King, 9

Mattress: Get an open coil spring memory mattress. Hypoallergenic: Made from 500gsm polyester and knit fabric.

1129 bought

Save 76 %!
A grey sprung seven core layer memory foam mattress, King

NOW

£ 79.00

£ 179.99

A grey sprung seven core layer memory foam mattress, King

Sizes: Choose a small single, single, small double, double or king. Memory Foam Layer: Features a layer of visco elastic memory foam that contours to your body shape and relieves pressure points.

16228 bought

Save 56 %!
Grey divan bed with headboard and mattress, Super King, 4 Drawers

NOW

£ 269.00

£ 799.00

Grey divan bed with headboard and mattress, King, 2 Drawers

Available Sizes: Choose from Small Single, Single, Small Double, Double, King, or Super King. Suitable for any bedroom size.

28408 bought

Save 66 %!
Lime hybrid memory and bonnell spring mattress, King

NOW

£ 39.00

£ 299.00

PRICE DROP! Lime Hybrid Memory Foam & Bonnell Spring Mattress - 5 Sizes

Speedy Delivery: Redeem by midday for delivery within 48 hours! Five Size Options: Choose from small single, single, small double, double or king to fit any bedroom.

312 bought

Save 87 %!
Grey fabric divan bed set, headboard and memory mattress, Super King, 4 Drawers

NOW

£ 259.00

£ 799.00

Grey fabric divan bed set, headboard and memory mattress, King, 2 Drawers

What's Included?: Grey fabric divan base, matching 20" padded headboard, and 8" orthopaedic memory sprung mattress. Upgrade to 2 or 4 under bed drawers.

2094 bought

Save 68 %!
Cool Blue gel memory spring mattress, King, 10

NOW

£ 121.00

£ 499.99

Cool Blue gel memory spring mattress, King, 10

Sizes: Small Single, Single, Small Double, Double, King or Super King. Mattress: Treat yourself to the perfect night's sleep with a Cool Blue gel memory sprung mattress.

443 bought

Save 76 %!
Cool Blue gel memory spring mattress with black border, Super King, 6

NOW

£ 45.00

£ 90.00

Cool Blue Gel Memory Foam Hybrid Mattress - 6 Sizes, Pressure Relief

Hypoallergenic: Quilted cover and materials designed to resist dust mites and allergens. Choice of sizes: Available in Small Single, Single, Small Double, Double, King and Super King.

456 bought

Save 50 %!

Upgrade your sleep with our extensive range of Single King Size Foam Mattress selections, designed to fit UK beds and deliver luxurious comfort at great Wowcher UK prices. Crafted with memory foam and supportive base layers, these mattresses offer pressure relief, motion isolation, and long-lasting durability for nightly rest that feels like a treat.


Whether you’re shopping for a single sleeper upgrading to a king size setup or simply seeking superior foam technology, our deals combine premium materials with practical features like cooling covers and easy care options. Discover a mattress that supports your posture and helps you wake refreshed, all while enjoying exceptional value.


Browse, compare, and save on Single King Size Foam Mattress options today with Wowcher UK, where quality sleep meets unbeatable discounts and reliable delivery across the UK.


What exactly is a Single King Size Foam Mattress?


A Single King Size Foam Mattress refers to a foam-based bed mattress designed to fit beds that are commonly used for single sleepers or smaller master setups while offering the generous dimensions typically associated with king size beds in many products. It normally combines a comfort layer of memory foam or other foam types with a supportive base, often including open-cell or gel-infused foams to improve airflow. This construction delivers pressure relief for shoulders and hips, while the denser base provides stable support for the spine. Look for options described as memory foam, reflex foam, or polyurethane foam blends, and keep an eye on thickness (usually 20–30 cm) and density (measured in kg/m3) for durability and long-term comfort.


In practical terms, you’re getting a foam mattress that can be more forgiving than traditional spring mattresses, reduces motion transfer for undisturbed sleep, and tends to have a faster recovery after movement. Our Wowcher UK listings bring together various sizes and core configurations under the Single King Size Foam Mattress umbrella, so you can compare layers, cover materials, and price per night of sleep at a glance.


Why should I choose a foam mattress for a single or king size bed?


Foam mattresses excel at contouring to your body shape, providing targeted support for the shoulders, hips, and lower back. A memory foam layer can respond to your body heat and weight, gradually softening to relieve pressure points, while a denser support core keeps the spine aligned. This makes memory foam mattress options especially popular for side sleepers or anyone seeking improved pressure relief in a king size foam mattress setup. If you’re upgrading from a traditional innerspring, you’ll often notice better motion isolation, which means less disturbance if your partner moves at night.


In addition, foam mattresses tend to be durable, require less maintenance than some hybrid designs, and can offer cooling features through breathable covers or gel-infused foams. For UK households, a foam mattress that’s responsibly sourced and paired with a compatible bed base or slatted frame makes for an efficient, quiet upgrade that fits into Wowcher deals without compromising quality.


How do I pick the right thickness, density, and firmness for a foam mattress?


Thickness matters: most shoppers opt for 20–25 cm for standard needs or 25–30 cm for deeper conformity and extra cushioning. Density is key to durability and support; memory foam densities range from around 35 kg/m3 (soft) to 75 kg/m3 (high-density, firmer support). For most single sleepers, a medium to medium-firm feel (around 40–60 kg/m3 in the comfort layer) provides a balanced combination of contouring comfort and spinal support on a Single King Size Foam Mattress.


Consider your sleeping position: side sleepers typically prefer a slightly softer top layer to relieve pressure points, while back and stomach sleepers may benefit from a firmer feel. If you share a bed, look for good motion isolation to minimize disturbances. Also check cover materials, breathable fabrics, moisture-wicking properties, and cooling technologies help maintain comfortable temperatures throughout the night.


Are memory foam and cooling technologies suitable for hot sleepers?


Yes. Many modern foam mattresses pair memory foam with cooling features to combat heat buildup. Look for open-cell memory foam, graphite or gel-infused layers, and breathable covers that promote airflow. Some foam cores use phase-change materials to regulate temperature as you move between sleep cycles. A good cooling foam mattress in a Single King Size Foam Mattress lineup can help you stay comfortable through warm nights and prevent nocturnal overheating. When shopping on Wowcher UK, filter for cooling properties and read product specifications to compare how different foams handle heat and moisture.


Pairing with a breathable mattress protector and a suitable bed base with proper ventilation enhances cooling, while regular rotation can maintain uniform comfort along the length of the mattress.


How can I maintain or clean a foam mattress?


Foam mattresses are relatively low maintenance. Start with a high-quality, washable cover or removable protector. For routine care, rotate the mattress 180 degrees every 3–6 months to ensure even wear and prevent indentation. Spot-clean spills promptly with a mild detergent and water, then allow to air dry completely before remounting the protector. Avoid saturating the foam core with liquids, as excess moisture can compromise performance and longevity.


In addition, use a sturdy, supportive bed base or slatted frame that properly distributes weight. With the right care, a Single King Size Foam Mattress can maintain comfort, resilience, and hygiene for years, and Wowcher UK often features protective accessories like mattress toppers and hypoallergenic covers to extend life and protect your investment.


What about warranties and returns when buying a foam mattress on Wowcher UK?


Warranty and returns vary by seller, but many foam mattresses come with extended guarantees, typically 5–10 years, covering manufacturing defects and significant sagging. When purchasing through Wowcher UK listings, check the product page for specific warranty terms, eligibility, and whether a trial period is offered. UK delivery policies often include estimated delivery windows, setup options, and easy returns within a designated timeframe if the mattress doesn’t meet expectations.


To maximize confidence, read customer reviews, compare different densities and thicknesses, and consider bundle deals that include a mattress protector or topper. A well-supported buying decision for a Single King Size Foam Mattress helps ensure you enjoy consistent comfort and value across the life of the mattress.


What related products should I consider with a foam mattress?


Complement your foam mattress with a compatible bed base, slatted frame, or platform bed to maximize support and airflow. Add a memory foam pillow, a breathable mattress protector, and a cooling gel topper for personalized comfort. If you’re setting up a guest room or master bedroom, pairing a Single King Size Foam Mattress with high-quality linens and a durable mattress protector can extend the life of the bed and improve overall sleep quality. Explore Wowcher UK for bundled deals that include toppers, protectors, and discounted bases to complete your sleep setup.