Economy pop-up 20 slide holder also holds 20 standard 3 x 1" slides in compartments, numbered to correspond with the printed index on the inside of the cover. Covers are recessed to avoid touching the cover slips on the slides. Slides can easily be removed from the compartments. Compartment holder is made from a double layer of densely pressed cardboard, cover is a single layer cardboard. Inside and back are finished with a clear white layer of glossy paper. Hinged top covers are finished in matt blue and are attached with thin but durable tape.
Economy Pop- up 20 Slide Holder closed dimensions are 200 x 332 x 7mm (7.79 x 12.68 x 0.28").