Covers in polypropylene. Removable sleeves with 4 transparent polypropylene slots, 8 business cards per sleeve, recto-verso, for cards format 9 x 5 cm. Alphabetic dividers in polypropylene. Format 25 x 13 cm. 1)black opaque cover 5/10, black rings diameter 28 mm, 20 sleeves included + 1 set of dividers2) blue translucent cover, transparent rings diameter 23 mm, 15 sleeves included + 1 set of dividersbusiness cards.