This encapsulated single coil mattress from maxitex has been specially designed at 16cm in depth the maximum recommended height for bunk beds mid and high sleepershigh quality reflex foam encapsulate the open coil spring system creating a hypo allergenic and comfortable sleeping surface with the added benefit of being rolled for easy delivery the mattress has a high quality and hard wearing removable washable cover making it an ideal choice for children please note that mattress covers