HDN1059 Features: * Mattress * King size * Turns two twin mattress into a king * Design of one quilted mattress pad cover with a thick convoluted foam pad inside * Underside of the pad has a foam wedge that fits into the separation between the twin mattresses * Wide elastic corner anchor bands secure the twin beds together * Provides a luxury sleeping surface * Made in USA Dimensions: * Dimensions:1.5"" H x 76"" W x 72"" D