BBy Bikram Nath·Researched from UK Amazon listings·Updated 2026-10-16·6 products compared
Disclosure: As an Amazon Associate I earn from qualifying purchases. This guide contains Amazon affiliate links, and we may earn a commission — at no extra cost to you — but it never changes our rankings.
What are the best cooling mattress toppers to buy in the UK?
Our top pick for Cooling Mattress Toppers in the UK is the Snuggledown Luxury Cooling Mattress Topper Double (135 x 190cm).
The Snuggledown suits hot sleepers who want a washable double topper with a moisture-wicking hollowfibre fill and a 2-year guarantee, per its listing.
The Snuggledown Luxury Mattress Topper is our top pick among cooling mattress toppers because its listing states a moisture-wicking Dacron hollowfibre fill that the brand says regulates body temperature, a breathable satin-striped cover, a 2-year guarantee and machine washing at 40°C, in a 135 x 190cm double. For gel memory foam, the Vesgantti lists a 7.5 CM build with a 3.5 CM gel-infused memory foam layer and a 100 night trial; for a single bed, the Panda lists gel micro-capsules and a 10-year guarantee.
This guide compares six toppers from Snuggledown, Silentnight, Vesgantti, Degrees of Comfort, Panda and EHEYCIGA, using what each listing states: size, depth, materials, cooling feature, care and warranty. Among the five listings that state a depth, they run from 3cm on the EHEYCIGA to 8cm on the Silentnight and the Degrees of Comfort.
Buying guide
What should you look for in Cooling Mattress Toppers?
1Cooling feature: the Snuggledown uses moisture-wicking Dacron hollowfibre; the Silentnight a Coolmax outer fabric and a memory foam core with channels; the Vesgantti and EHEYCIGA gel-infused memory foam; the Degrees of Comfort cooling gel particles with side mesh panels; the Panda gel micro-capsules. Each is the brand's own description.
2Depth: the listings state 3cm (EHEYCIGA), 5 cm (Panda), 7.5 CM (Vesgantti, a 3.5 CM gel memory foam layer on 4 CM support foam) and 8cm (Silentnight and Degrees of Comfort).
3Size: the Snuggledown (135 x 190cm), Vesgantti (135x190x7.5cm), EHEYCIGA (135x190x3cm) and Degrees of Comfort (135x190cm) cards are doubles; the Silentnight card is a King and the Panda a UK Single at 190 x 90 x 5 cm.
4Care: the Snuggledown is fully machine washable at 40°C and tumble dryer safe; the Silentnight, Vesgantti and Degrees of Comfort have washable covers; the EHEYCIGA listing says wash in cold water and dry with low heat. The Panda listing states no care instructions in the features we read.
5Warranty and trial: the Panda states a 10-year guarantee and the Snuggledown a 2-year guarantee; the Vesgantti offers a 100 night trial. The Silentnight, Degrees of Comfort and EHEYCIGA listings state no warranty term.
Our process
How do we choose our picks?
We don’t lab-test products ourselves. Instead we synthesise current Amazon UK listings and published specs into clear, honest recommendations. We earn a commission if you buy through our links, but that never changes which products we rank.
Current UK availability
We check each pick against live Amazon UK catalogue data rather than last year’s model lists. Stock moves fast, so a listing can sell out after we publish.
Published specs
We compare manufacturer specifications so each pick is right for a real budget and use-case.
UK-specific fit
We factor in UK voltage and plug/fitting standards — details that generic global lists miss.
Silentnight Cooling King Mattress Topper 8cm Memory Foam
The Silentnight Cooling suits king-size beds where the buyer wants 8cm of memory foam with Coolmax outer fabric and a machine washable cover, per the listing.
Size
King
Depth
8cm
Material
Memory foam block core with varied foam density
Cooling Feature
Coolmax outer fabric; channels carry body heat away from the core (per listing)
Care
Machine washable cover
What we like
+Coolmax outer fabric that the listing says wicks moisture away
+8cm deep memory foam
+Firmer foam around the hip joint, per the listing
+Machine washable cover
Worth noting
–The listing states no warranty term
–This card is the King size; the listing gives no other size
£159.99Amazon.co.uk price as of 17 Oct, 13:00 (London time). Details
Product prices and availability are accurate as of 17 Oct, 13:00 (London time) and are subject to change. Any price and availability information displayed on Amazon.co.uk at the time of purchase will apply to the purchase of this product.
Editor's Note
Every cooling claim on this page is the brand's own description; none of the six listings states a measured temperature figure. Three listings give a time for the topper to expand after unpacking: up to 24-48 hours (Vesgantti), 48 hours (EHEYCIGA) and 48-72 hours (Degrees of Comfort).
Our Take
The Snuggledown is the default pick for a washable cooling topper, with a moisture-wicking hollowfibre fill, a 2-year guarantee and 40°C machine washing. For memory foam, the Degrees of Comfort double lists 8cm with cooling gel particles and side mesh panels; for a single bed, the Panda lists gel micro-capsules and a 10-year guarantee.
Questions & answers
Frequently asked questions
Which cooling mattress topper suits night sweats?
The EHEYCIGA Memory Foam Mattress Topper's listing says its surface of viscose derived from bamboo wicks away night sweat to keep you dry. The Snuggledown Luxury Mattress Topper describes moisture-wicking hollowfibre for hot sleepers.
Is there a temperature controlled mattress topper?
None of the six toppers here lists powered temperature control; each relies on materials the brand says manage heat. The Snuggledown is sold as temperature regulating, and the Panda's title says Temperature Control; its listing says the topper, infused with gel micro-capsules, reacts to your body temperature.
Which cooling mattress toppers are 8cm deep?
The Silentnight Cooling King Mattress Topper and the Degrees of Comfort Memory Foam Mattress Topper both state 8cm. The Vesgantti states 7.5cm, the Panda 5 cm and the EHEYCIGA 3cm.
Can you machine wash a cooling mattress topper?
Yes, the Snuggledown Luxury Mattress Topper is fully machine washable at 40°C and tumble dryer safe, per its listing. The Silentnight, Vesgantti and Degrees of Comfort have washable covers, and the EHEYCIGA listing says wash in cold water and dry with low heat.
Which cooling mattress toppers come with a guarantee?
The Panda Gel Infused Memory Foam Bamboo Mattress Topper states a 10-year guarantee and the Snuggledown Luxury Mattress Topper a 2-year guarantee. The Vesgantti offers a 100 night trial; the Silentnight, Degrees of Comfort and EHEYCIGA listings state no warranty term.
How does a gel memory foam topper keep you cool?
The Vesgantti Double Gel Memory Foam Mattress Topper's listing says its gel absorbs heat from your body and helps to disperse it, giving a cooler sleeping surface. The EHEYCIGA, Degrees of Comfort and Panda listings also describe gel in their foam.
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