• Hard cover, covered with bookbinding veneer.
• Includes 6 black stiffened solid cardboard cards.
• On each of the 12 sides there are 6 pockets measuring ~180x20 mm, in which stamps are placed.
• Pockets made of tomophane.
• Between the cards there are spacers of parchment or semi-parchment.
• Ridge approx. 8 mm wide.
• Klaser is equipped with a case made of solid cardboard, covered with veneer identical to the cover.
• The spines of the case are covered with bookbinding canvas of the "kaliko" type and form a "harmonica", which allows you to expand the volume of the case with the increase in the number of stamps in the cluster.
• The case has triangular cutouts that make it easy to insert and remove the cluster.