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      Coolflex® Premium Memory Hybrid Mattress

      4.9 out of 5
      (92)
      (9)
      (0)
      (0)
      (1)

      Experience personalised support and cool comfort for a restful night's sleep.

      800 Pocket Springs
      Cool Gel Memory Foam
      32cm Depth
      Firmness: Medium Firm
      £379
      RRP £449
      Save £70
      from £379
      Lowest Price Promise!

      Size

      Single 3' x 6'3"
      £279 RRP £339
      In stock
      Small Double 4' x 6'3"
      £329 RRP £409
      In stock
      Double 4'6" x 6'3"
      £329 RRP £409
      In stock
      King Size 5' x 6'6"
      £379 RRP £449
      In stock
      Super King 6' x 6'6"
      £429 RRP £519
      In stock

      FREE Delivery within Next Day

      FREE delivery Friday, 3rd April

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      Out of stock

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      Or just £31.58 per month, 0% finance with Klarna. 18+, T&Cs apply. Learn more
      ​Coolflex®​ 5 Year Guarantee

      ​Coolflex® mattresses are made with the most meticulous of care, but in the very unlikely event that something should go wrong as a result of faulty material or craftsmanship, you're covered by a generous 5 year guarantee.

      Download warranty/guarantee information

      100 Night Sleep Trial icon
      100 Night Sleep Trial

      Finding the perfect mattress shouldn't be stressful. That's why we offer a generous 100 night sleep trial. Snuggle in and test it out for at least 50 nights. If it's not your perfect match we’ll offer you an exchange for a mattress that you love even more.

      We provide our award-winning Free Next Day Delivery service to most locations, sending a proper night’s sleep out far and wide. Hassle-free and convenient, you can even choose a time and day that suits you, have us take your old mattress away for recycling, and get us to deliver to your room of choice!

      In some places, a small fee will be charged to help us get you your best night’s rest as quickly as possible. Take a look at the following postcodes to see if this applies to you, and if you’re not sure, then use our helpful Postcode Checker to help you shop with confidence.

      • AB10-AB16, AB21-AB25, AB30-AB39, AB41-AB45, AB51-AB56
      • CA1-CA9
      • DD1-DD11
      • DG1-DG14, DG16
      • EH1-EH49, EH51-EH55, EH91, EH95, EH99
      • FK1-FK21
      • G1-G5, G9, G11-G15, G20-G23, G31-G34, G40-G46, G51-G53, G58, G60-G79, G18-G84, G90
      • IV1-IV19, IV30-IV32, IV36
      • KA1-KA30
      • KY1-KY16, KY99
      • LA1-LA7
      • ML1-ML12
      • PH1-PH26
      • TD1-TD15
      Old Mattress Removal

      For just £39, our fast and friendly team will collect your old mattress at the exact same time we deliver your new one. No waiting, no heavy lifting, and no clutter. 100% of your old mattress is carefully recycled and kept out of landfill. Simply select 'Old Mattress Removal' at checkout.

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      Your order helps us plant trees

      151,670+ Trees planted so far

      Rated Excellent

      4.9/5
      based on 102 reviews
      Trustpilot star rating
      Quality of product
      4.9 / 5
      Comfort Rating
      4.9 / 5
      Value for Money
      4.9 / 5
      90%
      9%
      0%
      0%
      1%

      Customer Review Summary

      Reviewers have largely praised the product for its outstanding comfort and support, reporting significant improvements in sleep quality and decreases in discomfort. The use of high-quality materials is frequently noted, adding to the durability and overall feel of the product. However, some users mentioned it may feel firmer than expected, which can be beneficial for spinal alignment but might not suit everyone\'s preferences. Overall, this product is well-received, offering a satisfying sleeping experience that combines comfort with quality.

      Outstanding Comfort
      Excellent Support
      High-Quality Materials
      Improved Sleep Quality
      Durable Construction
      Firmer Than Expected

      Reviews with images

      A customer photo for Coolflex® Premium Memory Hybrid Mattress - Very very comfortable. Exceptionally well made! I cant believe it came in a smal. Author: John Dunn. Dated: 2025-11-25
      Trustpilot Star rating Verified

      I really like the matters. Its very cheap and comfy . I was worried to buy it .But now I am happy.

      Gagandeep Kaur 26th Mar
      Trustpilot Star rating Verified

      Arrived quickly and in ideal condition, unpacking was easy and the mattress itself is well worth the price! very comfortable!

      Jordan 17th Mar
      Trustpilot Star rating Verified

      Fantastic memory foam mattress, great delivery very efficient and removed my old mattess 10 out of 10

      Sharen Whiteley 7th Mar
      Trustpilot Star rating Verified

      The woman on the phone was very helpful.

      Harvey Wicks 7th Mar
      Trustpilot Star rating Verified

      Great for the value too class

      Customer 1st Mar
      Trustpilot Star rating Verified

      This review is a couple of weeks since deliver all is excellent to date.

      Hannah365 18th Feb

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      Your order helps us plant trees

      151,670+ Trees planted so far

      Free, fast delivery

      Award winning delivery

      Mattress recycling

      Planet-friendly disposals

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      0% Interest finance

      Buy now, pay later with Klarna

      18+, T&Cs apply, Credit subject to status
      Coolflex® Premium Memory Hybrid Mattress

      Coolflex® Premium Memory Hybrid Mattress

      £

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