Crib mattress sizes vary by the type of crib you'll be using, so parents should pay close attention. Getty Images. In addition to size, the firmness of the mattress matters, too.

Crib mattress size variations “There are many different variations in crib sizes and styles, and many variations of bassinets and pack n plays,” says certified sleep consultant Alisha McCarthy ...

Use our mattress size chart to compare standard mattress sizes and bed dimensions. ... If you include the uncommon mattress sizes, the order is: crib, small single, twin, twin XL, full, super ...

Learn about the different mattress sizes available. ... the dimensions of which are 28 by 52 inches. Crib mattresses for full-sized cribs are standardized for safety reasons, ...

Keep reading for a full breakdown of mattress sizes, or check out our mattress size chart for easy reference. Mini Crib. Dimensions: 38 by 24 inches. Best for: Babies and small rooms. The mini ...

Crib mattresses are made specifically for your baby's crib. These mattresses are about 6 feet by 4 feet and are firm (the firmer, the better) to fully support a baby's body from sinking too far ...

A crib or toddler mattress measures at 27″x52″ and is the ideal size for your baby’s first bed. Initially used for infants, it can also be used as a toddler’s bed lasting a duration of ...

Room size: Measuring the space where your bed will go is a great way to make sure the mattress will fit nicely with the rest of your bedroom furniture. To have room for nightstands and to avoid having ...