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Mattress Topper

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In short

A mattress topper is a thick pad that sits on top of a mattress. It can make the sleep surface feel softer or firmer without replacing the mattress. Foam density and thickness set how long it lasts and how much you sink. A topper cannot fix broken springs or a squashed core.

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Close view of a plush velvet headboard and matching upholstered bed
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Definition. A mattress topper is a thick pad placed on top of a mattress to make the surface feel softer or firmer.

A deep topper adds height, so check your fitted sheet pocket depth.

Toppers and pads can fall under UK fire safety rules. Read the topper’s own label.

Full guide: mattress toppers: density, gel and feel. Also: mattress protector vs topper.