FEFCO 0204 Centre special slotted container
A slotted container whose inner flaps meet in the middle too
At its own sizes
Open it in ParametrIQ CAD
It comes with ParametrIQ CAD: File › Run Parametric… › Packaging › FEFCO 0204 Centre special slotted container. Or download its drawing file (.piq) and open it in CAD.