It is mandatory to add Master box measurements to the screening. Packaging measurements are optional. [[Note: Depending on which packaging material you choose you will have the option of choosing e.g. ‘Products per Polystyrene foam (EPS)’ or ‘Polystyrene foam (EPS) per product’. In this specific case with Polystyrene foam (EPS) it will likely be 4 pcs of Polystyrene foam (EPS) per product (e.g. Polystyrene foam (EPS) in each corner of a box)]]