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How good actually is the Casper mattress?

Our recent mattress tests have pitted the Casper mattress against rivals from Dunlopillo, John Lewis and more. Are any Which? Best Buy mattresses?

Top 10 most popular products on which.co.uk in July 2017

Portable tech is most popular with Which? members with lots of visits to laptops, mobile phones, sat navs and even a dash cam appearing in our top 10 for July 2017

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