Size Description:Twin: 100x200cm(39x79inch)Full: 120x200cm(47x79inch)Queen: 150x200cm(59x79inch)King: 180x200cm(71x79inch)Note: The size is measured by hand, there may be an error of 35cmWarm Tips:Please note that the futon mattress is vacuum sealed at the time of delivery. When the package is opened, the futon mattress will be expanded back to the normal size.Since it is the peak season of logistics, there may be some delays in transportation. Sorry for any inconvenience caused!