Frankly speaking, it’s fairly simple to observe the right size of a cotton crib mattress because there are not much standards in the market, depending on whether the crib purposely for a newborn baby or 2 to 3 months old baby. Nevertheless, it’s always advisable to understand the size of the crib mattress before running out a conclusion to buy a new mattress, because it is important that there would be little or no gap between the mattress and the crib sides.

A fair way of testing that the cot is providing a tight fit against the mattress, use two fingers and try to force them between the side of the crib and the mattress. If it can be done, concluded that the size of the mattress is not suitable for your crib. ordinarily, only one finger, at most, should be able to snugly fit between the two. You can also give the mattress a press test in the center by pressing your palms into both sides of it at once When it comes to firmness of the mattress, it’s unremarkable a good idea to go with one that’s reasonably so. Sometimes, firmness do call density. Remember; babies cannot move themselves out of awkward positions, such as when they happen to roll over and find themselves with the sides of their face against the mattress. Therefore it is advisable to notice the baby would do better with a denser mattress top instead of the one in which his head sinks into a depression.