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      Spring King® Ruby Ortho Extra Firm Mattress

      4.8 out of 5
      (91)
      (13)
      (1)
      (1)
      (1)

      Experience superior spine support for a restful, pain-free night's sleep.

      Open Coil Springs
      Soft White Fibres
      27cm Depth
      Firmness: Extra Firm
      £259
      RRP £399
      Save £140
      Hurry, this offer ends in 0 days 0hrs 0mins
      from £259

      Size

      Single 3' x 6'3"
      £259 RRP £399
      In stock
      Small Double 4' x 6'3"
      £279 RRP £439
      2-3 Days
      Double 4'6" x 6'3"
      £279 RRP £439
      In stock
      King Size 5' x 6'6"
      £339 RRP £539
      In stock
      Super King 6' x 6'6"
      £469 RRP £739
      Only 2 left

      FREE Delivery within Next Day Estimated delivery from

      FREE delivery Tomorrow, 12th June

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      Spring King® 1 Year Guarantee

      Spring King are certain you'll love your new mattress, but in the unlikely event you discover a problem as a result of faulty materials or poor crasftmanship, you're covered by a one year guarantee.

      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.

      Delivering a better night’s sleep

      We are proud to provide our award-winning Free Next Day Delivery service to almost everywhere across mainland UK, sending a proper night’s sleep out far and wide.

      Hassle-free and convenient, you can choose a date and time that suits you if you prefer, and get us to deliver straight to your room of choice!

      For some addresses, a small fee will be charged to help us get you your best night’s rest as quickly as possible. To see if this applies to you, or if we’d be unable to deliver to you, just check our Postcode Checker.

      Returns made simple

      Sleep is personal, so we understand that sometimes you may want to return an item you’ve purchased from us for an exchange or refund.

      To make things go as smoothly as possible if you do decide to return, make sure that you check your item(s) when they arrive before signing for delivery.

      In the unlikely event of a problem, just give our friendly, award-winning Customer Service team a call, but do note that if you want to return your item to us, you will be responsible for arranging it and for the cost. For more information, head to our Returns page.

      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.

      Our Sustainability Efforts

      We’re proud to be partnered with Ecologi, the UK’s leading climate platform, to help us plant trees and fund environmental projects across the globe, protecting the world’s rainforests and helping those in need.

      Our #SustainableSnooze campaign also highlights our journey to becoming a Net Zero company, keeping as many old mattresses out of landfill, and making positive steps in our internal processes to become as green as possible.

      Read more about why this is important to us and the milestones we’ve achieved on our Sustainability page.

      Rated Excellent

      4.8/5
      based on 107 reviews
      Trustpilot star rating
      Quality of product
      4.7 / 5
      Comfort Rating
      4.6 / 5
      Value for Money
      4.7 / 5
      85%
      12%
      1%
      1%
      1%

      Customer Review Summary

      Customers have largely praised the product for its exceptional comfort and support, noting improvements in sleep quality and relief from discomfort during the night. Many appreciate the use of high-quality materials that enhance durability and overall feel. However, a few users mentioned that the item tends to be firmer than expected, which may not suit everyone\'s preferences; yet, this aspect is often recognised as advantageous for proper spinal alignment. Overall, the product is well-regarded for its functionality and luxurious touch, making it a popular choice among users looking to enhance their sleep experience.

      Excellent Comfort
      Firm Support
      High Quality
      Durable Materials
      Improved Sleep Quality
      Stylish Design
      Firmer Than Expected

      Reviews with images

      A customer photo for Spring King® Ruby Ortho Extra Firm Mattress - Verry happy with the mattress. This truly firm mattress. As for our liking most . Author: Customer. Dated: 2023-05-14
      A customer photo for Spring King® Ruby Ortho Extra Firm Mattress - Verry happy with the mattress. This truly firm mattress. As for our liking most . Author: Customer. Dated: 2023-05-14
      A customer photo for Spring King® Ruby Ortho Extra Firm Mattress - Verry happy with the mattress. This truly firm mattress. As for our liking most . Author: Customer. Dated: 2023-05-14
      A customer photo for Spring King® Ruby Ortho Extra Firm Mattress - I am enjoying the the small double mattress. Lovely and firm. Also looks good.Ex. Author: Augusta. Dated: 2023-09-17
      A customer photo for Spring King® Ruby Ortho Extra Firm Mattress - This mattress has exceeded our expectations. For the this price rangewe are plea. Author: Colin  Hammond. Dated: 2025-01-20
      A customer photo for Spring King® Ruby Ortho Extra Firm Mattress - Comfort plus +++ no more sore back, getting a full night's sleep and waking up c. Author: Louiseanne Mccaig. Dated: 2025-06-02
      A customer photo for Spring King® Ruby Ortho Extra Firm Mattress - A very good mattress that works well with a memory foam topper.  Very good value. Author: Hugh. Dated: 2025-12-15
      Trustpilot Star rating Verified

      My son finds the mattress very comfortable and delivery was on time

      Noreen 8th Jun
      Trustpilot Star rating Verified

      So pleased with this mattress. Brilliant value for money and next day delivery. Would highly recommend.

      Michelle 28th May
      Trustpilot Star rating Verified

      Thought it might of been too good to be true to start as the prices are verrry affordable! ordered wednesday came thursday like they said it would. Rang to confirm time just like they said they would on the day aswell. The two guys that delivered it were very friendly and polite. I've recommended this company to everyone and anyone! the matress came well packaged and is exactly what I was looking for!

      Ruth O&mara 22nd Mar
      Trustpilot Star rating Verified

      Fabulous mattress. Perfect if you prefer something very firm or for orthopedics reasons. So far has been a good send for family with muscular disorders. A lovely blossom pattern on the material too.

      Catinthehat 10th Mar
      Trustpilot Star rating Verified

      Lots of research done, decided on mattressnextday very happy with purchase great quality for little money

      T Kins 21st Feb
      Trustpilot Star rating Verified

      Very good mattress at a very good price

      Joy Hooper 10th Feb

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      Spring King® Ruby Ortho Extra Firm Mattress

      Spring King® Ruby Ortho Extra Firm Mattress

      £

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