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Arthur Sleep Cool Comfort Mattress

4.8/5
Encased foam edges support you right to the border, while convoluted foam targets pressure relief across a deep 33cm build.
iconMedium
iconGel Foam
icon800 Pocket Springs
icon33cm depth
  • Individually Wrapped Pocket Springs
  • A series of foam layers allows for a cloud-like surface
  • encased foam structure for edge support
  • Convoluted foam provides targeted pressure relief
Price Promise

Seen it cheaper somewhere else? We'll match it — that's our Price Promise.

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£359
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Available in 9 Showrooms
1 Year Guarantee
Flexible Credit Options
The Verdict

What 45 sleepers really think

Rated 4.8/5 from 45 verified reviews
The Arthur Sleep Cool Comfort mattress received praise for its exceptional comfort and cooling properties. Users appreciated its supportive structure and noted reduced night sweats. The mattress was described as excellent value for money, with a high-quality build. A few mentioned its thickness and weight as minor issues, but overall it offered superb comfort and satisfaction for its price point, making it a recommended buy.

AI-generated from the text of customer reviews

Why This Mattress

Why buy the Arthur Sleep Cool Comfort Mattress?

Every mattress is different. Scan for the ones that sound like you — if two or more fit, this is your mattress.

Best For
Side Sleepers
Curl up on your side?
Enough give at the shoulders and hips to keep side sleepers comfortable and aligned.
Helps with
Disturbance
Partner tosses and turns?
Springs that move independently absorb motion, so a restless partner is far less likely to wake you.
Helps with
Allergies
Wake up itchy or sneezy?
Hypoallergenic fillings and covers help keep dust mites and allergens at bay - ideal for allergy-prone sleepers.
Helps with
Pressure Relief
Achy hips or shoulders?
Cushioning comfort layers spread your weight evenly, easing pressure around hips and shoulders.
Thermal Control
Cooling
Sleep hot?
Breathable layers draw heat away from you overnight, for a cooler sleep if you tend to run warm.
Helps with
Anti Bacterial
Freshness a priority?
A treated finish that stops bacteria building up, keeping things fresher and more hygienic for longer.
Helps with
Anti Microbial
Musty smells worry you?
Resists the microbes that cause mould and odours, helping the sleep surface stay clean and fresh.
How It Feels

How firm is it?

Medium

Medium is the level of support to the body, suitable for all average weighted people. This is not a comfort rating.

About the Brand
4.83 brand rating

Arthur Sleep is an exclusive brand offering convenient, low-maintenance mattress solutions for all sleepers. With innovative pocket sprung and memory foam hybrids, they prioritize comfort and support. Featuring 100% hypoallergenic materials and a Which? Best Buy endorsement, Arthur Sleep ensures quality and restful nights for years.

View all Arthur Sleep
Real Sleepers

What our customers say

4.8
Product Rated 4.8 Stars
45 reviews
Average Customer Ratings
Comfort4.9
Durability4.8
Quality4.9
Value for money4.7
Rating Snapshot
5 stars
38
4 stars
6
3 stars
1
2 stars
0
1 stars
0
Excellent38
Great6
Average1
David Hamilton
Customer Rated This 5 Stars 5/5
06 Dec 2025
After years of silent night and dreams, I opted for an Arthur mattress and I couldn't be happier. My previous mattresses were fantastic, but the Arthur is a game changer. The gel top is so cool initially and stays warm and cozy for quite a while. Easy to install and use.
Durability5
Comfort5
Quality5
Value5
John Fidgett
Customer Rated This 5 Stars 5/5
13 Nov 2025
Mattress is nice and comfortable was well priced and very well packaged. My only issue was when I ordered it it stated that they had it in stock and ready for delivery once they took the money it was suddenly a month wait .
Value5
Durability5
Quality5
Comfort5
Shane Duck
Customer Rated This 5 Stars 5/5
28 Oct 2025
Great matterss, very heavy. Super comfortable. Higher than I thought. Well worth the money. Delivery guys fantastic and customer service was brilliant. Got a phone call half an hour after delivery to see if I was happy
Value5
Comfort5
Durability5
Quality5
Mona mary e Larkin
Customer Rated This 5 Stars 5/5
25 May 2026
I love my new mattress! It is extremely comfortable and really does help me have a great night's sleep. Have told a few family members about it and they have popped round to try before they buy! ??
Value5
Quality5
Comfort5
Durability5
Rebecca Elliott
Customer Rated This 5 Stars 5/5
15 Sep 2025
Excellent service hassle free the delivery guys were great took away the old mattresses and were really polite and careful. Mattress is amazing quality would definitely use this company again
Rebecca Elliott
Customer Rated This 5 Stars 5/5
15 Sep 2025
Excellent service hassle free the delivery guys were great took away the old mattresses and were really polite and careful. Mattress is amazing quality would definitely use this company again
Value5
Comfort5
Durability5
Quality5
Viewing 1 to 6 of 45
Our Promise

The Cool Comfort Mattress has

A 60-night sleep trial Sleep on it at home — love it, or exchange it between nights 30 and 60.
A 96% keep rate Not a survey — our own order data, updated weekly.
A 1 year guarantee See exactly what's covered, and for how long.
Price Match Promise Seen it cheaper somewhere else? We'll match it.
·
Good To Know

Frequently asked questions

Is this mattress suitable for people with allergies?
Yes, this mattress is suitable for those with allergies. It has special fillings and fabric that help reduce allergens.
How does the comfort foam compare to memory foam?
Comfort foam is a more affordable alternative to memory foam, providing similar support without the added cost, making it a great option for those on a budget.
Can I easily move this mattress once it’s delivered?
Yes, the mattress is delivered rolled up, which makes it easier to manoeuvre into your desired location.
Do I need to turn this mattress regularly?
This mattress is one-sided, so there is no need to turn it, but it is recommended to rotate it occasionally for even wear.
What kind of edge support does this mattress offer?
The mattress features an encased foam structure that provides excellent edge support, ensuring you can sleep comfortably right to the edge.
How long does it take for the mattress to fully expand after unpacking?
After you unpack the mattress, it typically takes between 4 to 24 hours to fully expand and reach its proper shape.
What type of spring system is used in this mattress?
This mattress employs individually wrapped pocket springs, allowing each spring to move independently for tailored support and minimal motion transfer.
Is there any special cover on this mattress?
Yes, it has a knitted cover that stretches with the mattress, providing great elasticity and breathability for added comfort.
What does the micro quilted finish do for the mattress?
The micro quilted finish creates a patterned comfort quilt layer by stitching together the fabric and fillings, enhancing the overall comfort of the mattress.
How does the convoluted foam enhance comfort?
Convoluted foam provides targeted pressure relief, helping to alleviate pressure points for a more comfortable night's sleep.

60-night sleep trial: exchanges only, not refunds. Activated by purchasing a mattress protector at the point of order. Request your exchange between nights 30 and 60 of the trial; a £50 exchange fee applies. Full terms.

Keep rate: the share of this product's delivered orders in the last 6 months that were kept rather than returned. Updated weekly, rounded down, capped at 99%, and only shown where we have at least 30 delivered orders.

Recommendation rate: the percentage of verified Trustpilot reviews for this product with a rating of 4 stars or more, rounded down.

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