This postcard album has 20 sheets each of which has 2 pockets is double sided and will hold postcards of approximate dimension 150 x 100mm 6 x 4 or smaller each sheet is punched with two holes approximately 75mm apart the spin measures approximately 50mm wide both the spine and the front cover are embossed with the words postcard album in sparkly foil refills are available for this product the overall outer dimensions of the album are h 235 x w 210mm please n