Shop By Category
Subscribe
More Options
8
Refined results
Refine
8
Refined resultsSingle Unisex Grey King Mattress
NOW
£ 469.00
£ 828.00
Arizona bed with headboard, King, With Mattress, Grey
386 bought
NOW
£ 469.00
£ 1320.00
Dior Bespoke Bed Frame and Mattress, King, Grey Plush Fabric
1198 bought
NOW
£ 109.00
£ 219.99
Memory Foam Hybrid Sprung Mattress, 5ft king, Grey
5116 bought
NOW
£ 269.00
£ 799.00
Grey divan bed with headboard and mattress, King, 2 Drawers
28456 bought
NOW
£ 39.00
£ 129.99
Zig Zag Memory Fibre Hybrid Mattress - Single, Double, King & More
12357 bought
NOW
£ 269.00
£ 799.00
Grey fabric divan bed set, headboard and memory mattress, King, 2 Drawers
2122 bought
NOW
£ 79.00
£ 179.99
A grey sprung seven core layer memory foam mattress, King
16260 bought
NOW
£ 319.00
£ 405.00
Hampton wingback bed, King, No Mattress, Grey
91 bought
NOW
£ 79.00
£ 190.00
Crushed Velvet Divan Bed with 4-Drawer Storage, Crushed Velvet & Memory Foam Mattress - Double, King or Single
144 bought
NOW
£ 199.00
£ 349.00
Silver Plush Velvet Florida Bed with Mattress - All-In-One Comfort & Style (Single to King)
17 bought
NOW
£ 129.00
£ 279.00
1500 Pocket Sprung Medium-firm Soufflé Mattress - Pressure Relief & Enhanced Support (Small Single to Super King)
55 bought
NOW
£ 179.00
£ 264.50
EARLY BIRD! MAX Hybrid Memory Foam Mattress - Pressure Relief & Support (Single, Double, King)
13 bought
NOW
£ 89.00
£ 180.00
White Plush Divan Bed with Storage Drawers, Plush Upholstery & Memory Sprung Mattress - Single, Double, King
273 bought
NOW
£ 159.00
£ 799.00
Memory foam quilted sprung mattress, Super King, 9''
368 bought
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)
7 bought
NOW
£ 599.00
£ 998.00
An Arizona Bed with Mattress Options, Bed & iDream Mattress, Super King
731 bought
NOW
£ 199.99
£ 499.99
PRICE DROP! Ottoman Divan Bed with Gas Lift Storage, Premium Fabric & Optional Mattress - Single, Double or King
- Brand: Sleep Softly Ltd t/a UKFurniture4U
- Gender: Unisex
- Location: National Deal
34 bought
NOW
£ 219.00
£ 670.00
5ft wooden bed & mattress, King / with mattress, White with Caramel Bar
6169 bought
NOW
£ 99.00
£ 589.01
An Elegance memory foam mattress, King
2081 bought
NOW
£ 399.00
£ 999.00
A Dreyton divan bed and memory foam spring mattress, 6FT Super King, 4 Drawers
236 bought
NOW
£ 39.99
£ 129.99
Contemporary Metal Platform Bed with Slatted Frame - Single, Double, or King
12 bought
NOW
£ 115.00
£ 329.00
Extra deep memory foam sprung mattress, 5ft King
684 bought
NOW
£ 119.00
£ 209.00
Ultra-Cool Blue Memory Foam Hybrid Mattress, Super King - 180
274 bought
NOW
£ 139.00
£ 399.00
Lime hybrid memory and bonnell spring mattress, King
315 bought
NOW
£ 99.99
£ 109.99
A Memory Foam Spring Open Coil Mattress, King
3909 bought
NOW
£ 133.00
£ 649.99
Cool blue memory foam spring mattress, Super King, 9
1133 bought
NOW
£ 121.00
£ 499.99
Cool Blue gel memory spring mattress, King, 10
455 bought
NOW
£ 97.49
£ 197.99
Ottoman Divan Bed with Linen Mattress & Storage - Single Grey
3 bought
NOW
£ 129.00
£ 599.99
Cool Blue gel memory spring mattress with black border, Super King, 10
475 bought
NOW
£ 399.00
£ 599.00
Dormeo Octasmart Hybrid Plus Memory Foam Hybrid Mattress - Pressure Relief & Breathable, Single/Double/King
2 bought
NOW
£ 26.99
£ 38.99
5cm airflow mattress topper, Super King
2679 bought
NOW
£ 9.99
£ 24.99
Quilted Mattress Protector - Sizes Single - Super King
88 bought
NOW
£ 279.00
£ 499.00
Luxury Grey Chesterfield Sleigh Bed with Mattress
3 bought
NOW
£ 89.00
£ 199.00
Luxury Light Grey Bed with Memory Sprung Mattress
24 bought
NOW
£ 69.00
£ 199.00
Grey Divan Bed With Memory Sprung Mattress - 2 Or 4 Drawers Upgrade!
1756 bought
NOW
£ 79.00
£ 199.00
Light Grey Plush Divan Bed with Storage & Orthopaedic Mattress
1293 bought
NOW
£ 69.00
£ 169.99
Grey Castle Memory Foam Spring Mattress - 5 Sizes!
39 bought
NOW
£ 199.00
£ 649.99
EARLY BIRD! Linen Bed Frame with Plush Curved Headboard - Double or King in Grey or Beige
NOW
£ 98.49
£ 271.99
Ottoman Divan Bed Frame with Storage, Linen Upholstery - King
NOW
£ 299.00
£ 399.00
Dormeo Rejuvenated Octasmart Plus Mattress - Double, King, Super King
10 bought
NOW
£ 149.00
£ 798.00
Luxury Grey Ambassador Bed with Mattress - Complete All-In-One Set, Multiple Sizes
14 bought
NOW
£ 79.00
£ 149.00
Grey Fabric Divan Bed Set: Memory Sprung Mattress & Headboard Included - 6 Sizes & Optional Storage
3 bought
NOW
£ 199.00
£ 325.00
Elegant Danish Modern Bed Frame & Base - Double/King
4 bought
NOW
£ 349.00
£ 699.99
PRICE DROP! Elegant Boucle Bed Frame with USB Charging - Double or King
6 bought
NOW
£ 49.00
£ 119.99
PRICE DROP! Kids Grey Core-Sprung Memory Foam Mattress
67 bought
NOW
£ 59.00
£ 129.99
PRICE DROP! Kid's Grey Border Memory Foam Mattress
101 bought
NOW
£ 43.99
£ 119.99
Cooltouch Wave Grey Hybrid Memory Foam Mattress - Pressure Relief & Cooling, Multiple Sizes
NOW
£ 799.00
£ 1118.87
EARLY BIRD! Round Panelled Plush Velvet Super King Bed with Mattress - 11 Colours
NOW
£ 198.99
£ 314.99
5ft King Ottoman Divan Bed with Gas Lift Storage, Linen Upholstery
3 bought
NOW
£ 519.00
A Diagonal Liner Ottoman Storage Bed Frame, 6ft Super King
17 bought
NOW
£ 199.00
£ 399.00
Elegant Grey Kendall Wingback Bed Frame & Sturdy Base
30 bought
NOW
£ 44.99
£ 169.99
Cooltouch Core Hybrid Memory Fibre Mattress - Multiple Sizes
1 bought
NOW
£ 49.99
£ 84.99
Single Memory Foam Mattress with Ergonomic Support
7 bought
NOW
£ 19.67
£ 34.99
Plaza Luxe 300 Thread Count Cotton Duvet Set - Soft, Breathable & Machine Washable Bedding in Single, Double, King & Super King
76 bought
NOW
£ 14.99
£ 39.99
Luxury Polycotton Bellerose Duvet Cover Set - Soft, Breathable & Machine Washable - Single, Double, King & Super King
97 bought
NOW
£ 89.00
Ottoman Divan Bed with Storage Drawers, Premium Metal Frame & Optional Mattress - Double, King & Super King
4 bought
Discover the comfort of a Single Unisex Grey King Mattress with Wowcher UK’s exclusive deals. This versatile king-size mattress is designed for shared bedrooms, guest rooms, or couples who value space and support, wrapped in a stylish grey fabric that fits modern décor. Whether you’re upgrading your master suite or outfitting a new home, this mattress aims to deliver balanced firmness, cooling comfort, and long-lasting durability.
Our grey king mattress selection combines thoughtful layering, from pressure-relieving foams to robust edge support, ensuring a restful night for every sleeper. Look for options that include memory foam comfort layers, hypoallergenic fabrics, and temperature-regulating covers that help you stay comfortable through the night. With Wowcher, you can save on a range of king-size, unisex designs that suit a variety of sleeping styles and room aesthetics.
This king size memory foam mattress or hybrid alternative can help with deep sleep, reduced motion transfer, and improved spinal alignment. The neutral grey palette keeps a room looking calm and contemporary, making it a practical choice for both main bedrooms and guest spaces. Explore our curated deals to find a mattress that pairs well with a quality mattress protector and a supportive base.
Unbeatable Deals on King Mattress Offers
Wowcher UK brings you discounts on a range of king size mattresses, including single unisex grey king mattress options and other sizes in stylish grey upholstery. Our deals often feature free delivery, bundled accessories, and limited-time price cuts, helping you upgrade your sleep setup without overspending. Look out for seasonal promotions and voucher codes that amplify savings on trusted brands and sleep technologies.
Whether you want a memory foam king mattress with cooling properties or a supportive pocket sprung king mattress, you’ll find value-packed choices designed for long-term comfort. Browse customer reviews, compare firmness levels, and read product specs to ensure you’re selecting a mattress that matches your comfort preferences and room dimensions.
Frequently Asked Questions
What to Consider When Choosing a Mattress?
Room size and bed frame compatibility are essential. A king mattress requires adequate floor space and a sturdy base to prevent sagging and ensure even support across the surface.
Sleeping position and firmness preferences matter. If you share the bed, seek models with good motion isolation, such as memory foam or hybrid constructions, to minimize disturbances for your partner.
Allergies and hygiene: choose a hypoallergenic king mattress with removable, washable covers or antimicrobial fabrics. Regularly rotate and vacuum the mattress to reduce dust mites and maintain freshness.
Material choice matters. Memory foam provides contouring comfort, while innerspring and hybrid options deliver bounce and robust edge support. Consider a breathable cover to aid cooling throughout the night.
Budget and warranty: review mattress warranties and return policies on Wowcher deals. A longer warranty often signals better durability, while bundled add-ons can sweeten the value proposition.
What Are the Most Popular Types of King Mattresses?
Memory foam king mattresses are popular for pressure relief and motion isolation, ideal for restless sleepers sharing a bed. Hybrid king mattresses combine memory foam with pocket springs for a balance of contour and support.
Latex king mattresses offer responsiveness and durability with a cooler feel, while traditional spring systems provide strong edge support and a classic bounce. If you prefer a minimalist aesthetic, look for a build with a uniform grey fabric cover that complements a modern bedroom.
Allergies-friendly options, such as pillow-top layers and anti-microbial covers, are common in top-tier unisex king mattresses and can be found in many Wowcher offers.
How to Maintain a Mattress?
Rotate your mattress every 3–6 months to promote even wear and extend comfort. Use a fitted, breathable mattress protector to shield against spills, stains, and allergens.
Vacuum the surface regularly with a soft brush to keep dust and skin particles from accumulating. If you choose a memory foam option, avoid excessive moisture and use a slightly damp cloth for spot cleaning, followed by air-drying.
Ventilate the room before bed to help regulate temperature, especially for warmer climates or rooms prone to humidity. Pair with a good quality bed frame and a supportive base to maximize longevity.
Keep your space fresh with our range of grey king mattress deals, along with compatible accessories like toppers and protectors to maintain comfort and hygiene over time.
What Are the Benefits of a Grey King Mattress?
A grey mattress cover offers a versatile, contemporary look that easily blends with many bedroom décors, helping to hide minor stains and wear better than lighter fabrics. The neutral shade can give a more spacious appearance to smaller rooms and can coordinate with a wide range of bed linens and headboards.
Beyond aesthetics, grey-toned fabrics are typically chosen for practical reasons, they resist showing wear and are often paired with durable, high-quality upholstery. This makes a Single Unisex Grey King Mattress a stylish and sensible choice for diverse households across the UK.
Is a King Mattress the Right Choice for My Room?
Consider your room dimensions and access. A king size mattress requires more floor space but can dramatically improve comfort for couples or larger bedrooms. If you have limited space, explore diagonal or wall-mounted storage solutions that work with a king bed while maintaining a clean, uncluttered look.
For smaller households or guest rooms, a single unisex grey king mattress still provides generous sleeping surface for guests while keeping a sleek aesthetic that won't overpower the room.
Always verify the dimensions and compatible base when purchasing a mattress on Wowcher UK to ensure a seamless fit from delivery to daily use.