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As its name suggests the Mattress Online Rock Hard Super Firm is a foam mattress marketed squarely at those who like a very firm surface to sleep on. So if that's what you're after this mattress could be the one. But what’s it like in reality, and will it last you many years? Read our full expert review for the answers.
pros
cons
What's included?
- What is it?
- What’s it like to lie on?
- How comfortable is it?
- Is there anything else I should know?
- Should I buy it?
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- Mar 2022Last checked by Which?
- Mar 2022First reviewed by Which?
- Sept 2020Released