Here’s how it works. At 76x80", king-size mattresses can be practical for couples who value personal space, co-sleeping parents, and those with large pets who seem to sneak under the covers.

Upgrading to a king-size mattress can be a good move for a number of reasons. Maybe you sleep with a partner and need some extra space, or maybe you just want more room to sprawl out at night.

This medium-firm mattress with pressure relief is the best king-size mattress for an array of sleeping positions. It features ...

You might think there are only three adult mattress sizes – single, double and king – but adult mattresses actually come in 10 different sizes. Find out what they are and discover the most popular ...

The time’s never been better to bag a new bed. Whether you’re looking for a single, double, king or super king, online homewares giant Wayfair has mattresses to suit every budget and need.

the Levitex Sleep Posture mattress is the only mattress that Levitex sells. It is available in four different sizes (single, double, king, super king) and can be found on their website.

No need to count sheep! These best king-size mattress picks will have you sleeping like a baby in no time. Our editors and experts handpick every product we feature. We may earn a commission from ...