The Eisco Labs Organic Stereo Chemistry Molecular Model Set is a comprehensive 365-piece kit for building and exploring organic and inorganic molecular structures. The set ships in a plastic storage container and includes an instruction guide. Set contents — Atoms: Carbon (black, 4-hole) x32, Carbon (5-hole) x12, Oxygen (red, 1-hole) x4, Oxygen (2-hole) x12, Hydrogen (white, 1-hole) x60, Hydrogen (2-hole) x6, Nitrogen (blue, 4-hole) x8, Nitrogen (5-hole) x4, Sulphur (yellow, 2-hole) x8, Sulphur (4-hole) x4, Phosphorus (purple, 5-hole) x2, Phosphorus (4-hole) x3, Fluorine (pale green, 1-hole) x8, Bromine (orange, 1-hole) x2, Iodine (purple, 1-hole) x2, Metal (grey, 4/5/6-hole) x3. Bonds: 6 grey 2D orbital, 6 pink 2D orbital, 50 medium grey, 12 long grey, 120 short white. Includes 1 removal tool.