The Slide/Block cabinet is an insulated, electrically heated cabinet meant for providing microorganisms with optimum temperature for growth. The primary purpose of cabinets is to protect the laboratory personnel and the environment from the pathogenic microorganism as aerosols might be formed during the processing of such microorganisms. It is used to store microscope slides, one BluBox tray is inverted to form an interlocking lid. The Slide/Block cabinet is made for easy use in various commercial places. The cabinet is very useful.