Last seen from £259 at Silentnight on 2nd September 2026
Silentnight Just Sleep Relax Mattress
The Silentnight Just Sleep Relax is one of Silentnight's more affordable options, available in UK Single, Double and King.
- Moulds closely to your body
- 3-zone support for better alignment
- Classic memory foam feel
Detailed construction information for the Silentnight Just Sleep Relax is limited, so if you like to compare specs line by line you may find it a little frustrating to research. What we can say with confidence is the pricing: it sits at the budget end of the market, which makes it worth a look if you need a straightforward mattress without a big outlay.
Mattress specifications
Firmness
Type
Memory Foam
Depth (cm)
Number of Layers
Trial Period (nights)
Warranty (years)
Price Range
Certifications
Assessed from Silentnight's product page, captured September 2026, and from regular price comparison across our UK retail partners.
Why should you choose this mattress?
Price is the main draw here. It costs considerably less than many branded mattresses, which means it could suit a spare room, a first flat or a tight budget. Silentnight is a long-established UK name, so you are buying from a familiar brand rather than an unknown label.
Key features & layer details
We’re still collecting information on this mattress. Unfortunately, we don’t have its key features yet.
Best suited for?
Budget buyers
Priced well below many branded mattresses, it suits anyone who needs a straightforward place to sleep without a big outlay.
Guest rooms
Its low price makes it a sensible pick for a spare room, where a simple mattress does the job without a large spend.
If you want full clarity on materials, firmness and spring construction before you buy, this model is hard to research: we don't hold verified details on any of those.
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.
Silentnight Just Sleep Relax Mattress
Last seen for £259 at Silentnight on 2nd September 2026
Last seen for £299 at Silentnight on 2nd September 2026
Last seen for £359 at Silentnight on 2nd September 2026
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FAQ's
How much does the Silentnight Just Sleep Relax mattress 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 budget end of the branded mattress market.
What sizes does the Silentnight Just Sleep Relax come in?
It's available in three UK sizes: Single, Double and King. There is no Small Double or Super King option listed.
Is the Silentnight Just Sleep Relax the same as the Sleep Now Relax?
Possibly not. The retailer page we found is actually titled 'Silentnight Sleep Now Relax', which appears to be a different name within the Silentnight range. If the exact model matters to you, confirm the product name with the retailer before ordering.
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