access door 44 in order to pull out the wipe sheets for use in dressing and cleaning the baby during a diaper change as diapers are removed from displaceable access opening 72 the adjustable portion 22 of side wall 16 will naturally decrease in height due to the weight of diaper wipe sheets contained in upper storage area 32 or otherwise by the user pressing down on upper storage area 32 as the displaceable access opening 72 decreases in height h along with the side wall portion 22 of side wall perimeter 16 then the uppermost diaper is always accessible to the fingertips of the user displaceable access means 72 not only tracks the height of the stored material such as stored diapers but displaceable access means 72 also maintains proximate relationship to the side of the uppermost or topmost stored material within collapsible storage container 12 keeping this proximate access to the top material makes collapsible storage container 12 workable for always being able to access or dispense the top diaper through rectangular access opening 72 access opening 72 only has to be designed to the correct opening width for whatever size diaper or other material is stored inside collapsible container 12 with respect to the sizes of the materials such as for instance diapers that are to be stored within.