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The Kally Sleep Cooling Mattress Topper is competitively priced. It promises to transform your existing mattress with its dual-layer construction, which helps to promote freshness and breathability. Can such a keenly priced topper improve the softness, support and stability of a failing mattress? We sent it to our mattress test lab to find out.
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What's included?
- What is it?
- What’s it like to lie on?
- How comfortable are Kally Sleep mattress toppers?
- Is Kally Sleep a good mattress topper brand?
- Is there anything else I should know?
- Should I buy it?
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- Apr 2024Last checked by Which?
- Apr 2024First reviewed by Which?
- Feb 2020Released
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