An apparatus for forming a plastic shopping basket body is provided, the basket body comprising at least three side walls. The apparatus comprises a plurality of mould sides, one per side wall of the basket body, each mould side including a form insert panel to mould the relevant side wall with customer-specific formations and/or apertures, the form insert panels being (readily) interchangeable to enable a plurality of basket bodies to be moulded with different customer-specific formations and/or apertures, for a plurality of different customers. In an embodiment, the customer-specific formations include branding and/or logos, and the customer-specific apertures include the shape, configuration and pattern of apertures defined in the walls of the basket body that is specific or specifically assigned to a particular customer. The basket bodies may be moulded in different colours, so as to further distinguish the basket bodies of and between different customers.