In the US, the standard size of a crib mattress is 27.5 x 52 inches (70 x 132cm). In the UK, there are two standard sizes for cot mattresses, namely, standard UK cot bed mattress size is 70cm x ...

Every mattress we tested was the legal size—at least 27¼ inches by 51⅝ inches, and no more than 6 inches thick. This size ensures a snug fit in a standard-size crib. Safe crib mattresses keep ...

We tested numerous models from top-rated brands in family homes to find the best twin mattresses for kids, naming 9 winners ...