PS. Colour-coded for easy identification. Slide boxes are perfect for storage or transport of standard slides (75 x 25 mm). Stackable. - Inventory sheet on the inside cover of the box. - Microscope slide boxes for 100 slides with metal closure. - Cork-lined on the bottom. PS. Colour-coded for easy identification. Slide boxes are perfect for storage or transport of standard slides (75 x 25 mm). Stackable. - Inventory sheet on the inside cover of the box. - Microscope slide boxes for 100 slides with metal closure. - Cork-lined on the bottom.