To the box containing those 18 or 19 "A6" postcards, we will add a cover image, also in the size ratio of 105 x 148 mm or 4,1/8 x 5.7/8 inches.
I admit it is all a bit confusing, so take a look at the illustration we made here, And if you have any doubts or questions, don´t hesitate to get in touch with us or with Caterina.