A packaging element for accommodating at least one product includes a blank which has a number of portions connected to one another by folding lines. The portions include an accommodating portion having at least one receptacle, the shape of which is matched to the shape of a product to be accommodated, a first side-wall portion, a first cover-wall portion, a second side-wall portion, and a second cover-wall portion. The first cover-wall portion may have at least one hollow, and the second cover-wall portion may have at least one protrusion with a shape and position complementary to the hollow.