Bel-Art Vikem Vinyl Microscope Cover; 18 x 15 x 22 in. (F24304-0000) Vikem vinyl covers easily slide over valuable microscopes, balance and other instruments when not in use Protects instruments from dust and spills Transparency permits identification of equipment without removing cover Extra large size, measures: 46 bottom x 38 top x 56cmH (18 x 15 x 22") Available in other sizes, see 243010000 and 243030000