Standard mattress sizes Most mattresses are available in these six standard sizes. From smallest to largest, they are: Twin size mattress Twin XL size mattress Full size mattress Queen size ...

As the most petite standard size an adult can fit on, it's a great option for smaller rooms regardless of what kind of bed accompanies it. It's also common for kids to graduate into a twin after ...

Twin beds are great option for smaller bedrooms, and they can still offer plenty of comfort. Here are the best twin-size mattresses, tested by CNET's sleep experts. Aly Lopez is a writer on the ...

an additional five inches compared to the standard twin mattress. Do two twin-size mattresses make a king? While two twin mattresses each measure 38 inches wide and 75 inches long, a king-size is ...