... The finished products are usually kept under normal temperature, with a long shelf life(normally can be kept 12 months). The ... film+basic cardboard+aluminium foil+PE film).3.Carton Specification: a. Standard carton, bottom size: 70mm*70mm Carton capacity: 350ML, 500ML, ... by 3 layers(PE+basic cardboard+PE).3.Carton Specification: a. Standard carton, bottom size: 70mm*70mm Carton capacity: 250ML, 500ML, ...