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      Coolflex® Hybrid CHILL Mattress

      4.9 out of 5
      (54)
      (0)
      (1)
      (1)
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      Experience refreshing sleep with optimal cooling and personalised comfort for your best night ever.

      2000 Pocket Springs
      Cool Gel Memory Foam
      34cm Depth
      Firmness: Medium
      £399
      RRP £519
      Save £120
      from £399

      Size

      Single 3' x 6'3"
      £399 RRP £519
      In stock
      Small Double 4' x 6'3"
      £449 RRP £579
      In stock
      Double 4'6" x 6'3"
      £449 RRP £579
      In stock
      King Size 5' x 6'6"
      £499 RRP £649
      In stock
      Super King 6' x 6'6"
      £599 RRP £779
      Only 3 left

      FREE Delivery within Next Day

      FREE delivery Thursday, 29th January

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      ​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

      151,470+ Trees planted so far

      Rated Excellent

      4.9/5
      based on 56 reviews
      Trustpilot star rating
      Quality of product
      4.9 / 5
      Comfort Rating
      4.9 / 5
      Value for Money
      4.9 / 5
      96%
      0%
      2%
      2%
      0%

      Customer Review Summary

      Customers frequently praised the product for its exceptional comfort and support, with many noting a significant improvement in their overall sleep quality. The quality of materials and construction has also been highlighted, contributing to a feeling of durability and luxury. However, some reviewers did mention that the product can be firmer than they expected, which may not suit everyone but is regarded positively by those who prioritise spinal alignment. Overall, this product is well-received for its ability to enhance sleep experience while demonstrating excellent craftsmanship.

      Exceptional Comfort
      Excellent Support
      High-Quality Materials
      Durable Construction
      Significant Sleep Improvement
      Heavy Weight
      Firmer Than Expected

      Reviews with images

      A customer photo for Coolflex® Hybrid CHILL Mattress - Great sleep very heavy and thick proper mattress comfy great springs for support. Author: Michael Musgrove. Dated: 2025-10-04
      Trustpilot Star rating Verified

      Extremely comfortable, but like everything time will tell

      Rhianon Radcliffe 25th Jan
      Trustpilot Star rating Verified

      My husbands bad back has almost disappeared since we've had this mattress. I've not slept so well in a long time. Thoroughly recommend this mattress 1000%

      Toni 20th Jan
      Trustpilot Star rating Verified

      Weve not had the mattress long but have found it very comfortable and exactly what we needed.

      Mr. M.huxley 16th Jan
      Trustpilot Star rating Verified

      Fantastic value. Love the mattress delivered the next day. Would definitely buy again from them

      Miss G Eden 9th Jan
      Trustpilot Star rating Verified

      Supportive and comfortable. Like floating on air - good for my back.

      Mr & Mrs J Cox 2nd Jan
      Trustpilot Star rating Verified

      Excellent mattress shame delivery was 3-4 weeks

      Kevin Palmer 30th Dec

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      Your order helps us plant trees

      151,470+ Trees planted so far

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      Award winning delivery

      Mattress recycling

      Planet-friendly disposals

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

      Coolflex® Hybrid CHILL Mattress

      £

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