Arthur Sleep Cool Comfort Mattress
The Arthur Sleep Cool Comfort is a pocket spring mattress that pairs its springs with advanced cooling foams, which means the foam layer is designed to draw heat away rather than trap it against you.
- Cooling foams for warm sleepers
- Minimises partner disturbance
- Classic pocket spring feel
£279
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The Arthur Sleep Cool Comfort comes in five UK sizes, from Single up to Super King. Arthur Sleep publishes very little detail about this mattress, so if you like to compare spring counts and depths before buying, you may find the spec sheet a little thin.
Mattress specifications
Firmness
Medium
Type
Pocket Spring
Depth (cm)
Number of Layers
5
Trial Period (nights)
Warranty (years)
Price Range
£279 to £495
Best Sleeping Position(s)
Side Sleeping
Back Sleeping
Combination Sleeping
Certifications
Assessed from Arthur Sleep's published specification for this mattress, captured September 2026, and from regular price comparison across our UK retail partners.
Why should you choose this mattress?
This one makes most sense if you sleep warm and want the classic feel of pocket springs, which move independently so you feel less of a partner's tossing and turning. The cooling foams sit alongside those springs to help with temperature, and the starting price is modest for a sprung mattress.
Key features & layer details
Gel foam
A cooling gel foam sits at the top to counteract the heat retention of memory foam and keep the surface breathable. If you tend to overheat, this is the layer that matters most.
Memory foam
Memory foam works with the gel layer above it to give body-cradling comfort. You get that gentle, sink-in contouring, with the gel there to take the edge off the warmth.
Comfort foam
A dense layer of eco-high resistance PU foam that gives a soft, cushiony feel. It adds support beneath the softer layers above, so the top doesn't feel too sinky.
Convoluted foam
High resilience convoluted foam spreads your body weight evenly for targeted pressure relief. It should help the mattress ease off heavier areas such as hips and shoulders.
Encased foam edge
A 10cm encased foam structure surrounds the pocket springs for extra support and stability. It should make the sides feel steadier when you sit on the edge or sleep close to it.
Layer details from arthursleep.co.uk and mattressman.co.uk product pages, October 2026.
Best suited for?
Warm sleepers
Cooling foams sit alongside the pocket springs to help with temperature, which suits anyone who tends to overheat during the night.
Couples
Pocket springs move independently, which means you should feel less of your partner's tossing and turning when sharing the bed.
Budget buyers
The copy describes the starting price as modest for a sprung mattress, making it a sensible pick if you want springs without spending heavily.
It is hard to recommend this to anyone who needs a specific firmness, since none is stated. Buyers who want a published trial period or guarantee before committing should look elsewhere too, as neither appears on the brand's page. And if detailed specs reassure you, the sparse listing here may leave you uneasy.
Save on an earlier or ex-display model
Some retailers still sell the earlier version of this mattress, or ex-display and returned stock at a lower price. These are the sizes where it costs less than the current model's best price.
Arthur Sleep Cool Comfort Mattress
Last seen for £369 at Mattress Man on 8th November 2026
Last seen for £409 at Mattress Man on 26th October 2026
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FAQ's
Is the Arthur Sleep Cool Comfort a pocket spring mattress?
Yes. It is a pocket spring mattress, and the brand's own site says it combines those springs with advanced cooling foams, which should mean less heat build-up overnight than a standard foam top layer.
What sizes does the Arthur Sleep Cool Comfort come in?
Five UK sizes: Single, Small Double, Double, King and Super King.
How much does the Arthur Sleep Cool Comfort cost?
It depends on the size you choose, and the price table on this page shows the current price for each size. It sits at the affordable end for a pocket spring design with cooling foams.
Does the Arthur Sleep Cool Comfort come with a trial or guarantee?
Arthur Sleep's product page does not state a trial period or guarantee for this mattress. Check with the brand or your chosen retailer directly before buying so you know exactly what protection you have.
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