Serenity Reflex Hybrid Support Pocket Sprung Mattress Super King
£491.00£672.67save 27%
Available at Wallis · same price at Dorothy Perkins and Debenhams
Get this deal at Wallis →Compare 3 shops
Price history
Tracked since 12th Jul 2026Price unchanged since 12th Jul 2026
One listing shows a ‘was’ price of £672.67. In 107 days of tracking, the highest price we've recorded for this product is £491.00, so check any advertised saving against the price history above. How to spot a fake RRP →
- Independent pocket springs for targeted support and pressure relief
- Reflex and Gel Foam layers adapt to your body shape
- Non-turn design for easy maintenance, simply rotate head to toe
- Approx. 11-inch thickness suitable for all sleep positions
- Made in the UK with a 1-year manufacturer's warranty
About this product
The Knight Sleep Serenity Reflex Hybrid Support Pocket Sprung Mattress Super King is stocked by 3 shops we compare on Shopperazzi, all part of Debenhams Group. Listed prices start at £491.00.
Experience superior comfort and support with the Knight Sleep Serenity mattress. Featuring advanced pocket springs that move independently for optimal spinal alignment and pressure relief, this mattress ensures a restful night's sleep. The integrated Reflex and Gel Foam layers adapt to your body, providing a cradling softness that complements the supportive base.
Designed for ease of care, this non-turn mattress simply needs rotating head to toe. Its approximately 11-inch thickness offers a balanced feel, suitable for all sleeping positions. The mattress is finished in a durable polyester fabric and benefits from cooling technology to help regulate temperature. It is made in the UK and includes a 1-year manufacturer's warranty. Delivered flat for immediate use.
Product details
- Brand
- Knight Sleep
- MPN
- 5061089971068
- GTIN
- 05061089971068
- Condition
- new
- Category
- Home & Garden > Mattresses
Frequently asked questions
What is the warranty on the Knight Sleep Serenity mattress?
The Knight Sleep Serenity mattress comes with a 1-year manufacturer's warranty.
Does this mattress require turning?
No, this is a non-turn mattress. You should rotate it head to toe regularly for optimal comfort.
How is the Knight Sleep Serenity mattress delivered?
The Knight Sleep Serenity mattress is delivered flat, not vacuum packed or rolled.
What is the thickness of the mattress?
The Knight Sleep Serenity mattress is approximately 11 inches thick.
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