If you need information about the mattress size while some manufacturers are shaving inches off of these "standard" sizes. Understand the exact size of the mattress you decide to purchase and how fitted sheets may not fit correctly on non-standard sized mattresses. For further information, find them at below.
http://interiordec.about.com/cs/beds/l/blbedsizes.htm
http://interiordec.about.com/cs/beds/l/blbedsizes.htm
