A wooden case contains twenty internal compartments made of cardboard. Colored wooden pieces represent atoms with metal snap fasteners imitating chemical bonds; contains sulfur (yellow), oxygen (light blue), nitrogen (dark blue), hydrogen (orange), chlorine (green), bromine (tan), iodine (brown), and carbon (black). Includes instruction and diagram booklets.

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