Single Mattresses

Shop single mattresses in the UK, measuring 90 x 190cm and available in memory foam, pocket sprung, and hybrid designs. The standard size for children's beds, teenagers, and single adult sleepers, across a full range of firmness options.

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Designed for modern living

Single Mattresses: Finding the Right One for the Right Sleeper

A single mattress at 90 x 190cm is the most used children's mattress size in the UK and a common choice for teenagers and single adult sleepers too. It is wide enough to sleep comfortably and long enough for most adults, while fitting into the bedroom layouts that most single beds are designed around.

For children, a single mattress is typically the first full-size mattress they will use and often the one they stay on through primary and secondary school. At this stage, a medium-firm to firm mattress is worth prioritising over a softer option. Children's bodies are still developing, and a supportive, flat sleeping surface contributes to better spinal alignment through those years. A mattress that is too soft will conform more than it supports, which is not ideal during growth.

For teenagers, the priorities shift slightly. Teenagers tend to sleep more deeply and for longer, and they are more likely to have a preference about feel. A medium-firm hybrid or pocket sprung single mattress tends to work well for most teenagers, offering the support of springs with enough surface comfort to feel relaxed rather than purely functional.

For single adult sleepers, the single mattress is a practical choice in smaller rooms, spare bedrooms, or for those who simply do not need or want a wider sleeping surface. At 90cm, it is workable for most adults who sleep reasonably still, though those who move around a lot during the night may find the width limiting.

When buying a single mattress, confirm whether the bed frame takes a standard single at 90 x 190cm or a small single at 75 x 190cm. These sizes are not interchangeable, and the difference of 15cm in width means a standard single will not sit correctly in a small single frame.

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Single Mattresses: Finding the Right One for the Right Sleeper