Abstract: A packaging system is disclosed in which the system comprises a plurality of bags of different sizes, each bag having a first closed end and a second openable end, the second end, in one configuration, being folded over upon itself and secured in a folded orientation by at least one flexible fastener, and a plurality of modular trays of different sizes corresponding to the sizes of the plurality of bags, each modular tray being inserted into a cavity in the bag, the modular tray being adapted to house an article. In some cases, the article may include footwear adapted to be housed within the bag. Various differently sized bags and/or modular trays may also be provided as a system, such that different shaped and/or sized footwear may be accommodated by the packaging system.