Wooden case with internal wooden dividers; model pieces are color coded and shape coded, and made of plastic with metal links as bonds. Model pieces can be assembled to create molecular structure for bromine, carbon, chlorine, fluorine, hydrogen, iodine, nitrogen, oxygen, and sulphur. Includes two copies of Instruction booklet.

Models kits, such as this one, are often found in laboratories and classrooms and are used to visualize the structure of chemical substances.