An Twin Bed is the smaller cousin of the the Full which is 15 inch wider but has the same length. Sometimes, for simplicity sake, the Twin is called a 'Single' and the Full is called a 'Double'.

A standard twin bed is 39 inches wide and 75 inches long; a standard king bed is 76 inches wide and 80 inches long. Attaching two twin beds will give you a king size bed 2 inches wider than the standard size king and 5 inches short.

Memory foam moulds to the contours of your body and allows you to sleep in the most anatomically correct position, encouraging a straight spine and good posture. The visco-elastic foam mattress moulds with your body heat and the downward pressure you exert on it - therefore it supports you evenly, removing areas of high pressure that you would get