A storage box (1) configured to receive a partition interior and a method of erecting a storage box (1) with a partition interior, the storage box (1) comprising: a rear wall panel (10), a bottom wall panel (20), a top wall panel (30), and a first and a second opposing end wall panel (40, 50), wherein each of the bottom and top wall panels (20, 30) and/or each of the first and a second opposing end wall panels (40, 50) is provided with abutment tabs (25, 45), which are separated from each other by a respective slit (26, 46) and configured to be folded inwardly from a perimeter of a front opening of the storage box (1) and thereby provide a plurality of inwardly extending slits (26, 46) allowing a respective one of two opposing edge portions of a respective partition part (60, 70) of the partition interior to be clamped between the abutment tabs (25, 45) and the associated wall panel (20, 30, 40, 50).