Manufactured in ABS, beige or blue colour. Economical boxes to store or transport 25, 50 or 100 slides.
Safe closing and easy opening.
They include numbered sheets with a labeling space in the bottom of the case and in the inner side of the cover (excepting model 1, which does not include the one in the inner side of the cover).
Models 2 and 3 have a special modeling assuring a good stability when stacked.