Welcome to the store! Premium material---The molecular model has excellent durability, is safe and non-toxic, weather-resistant, corrosion-resistant, and not easily damaged. The product can last for many years. You never have to worry about it breaking, high gloss and texture. Product function---This chemistry model helps chemistry students understand the 3-dimensional molecule and molecules in an invisible world. It is an essential tool for children or students' interest when learning chemistry. Exact chemistry model---This sophisticated model includes a complete set to perform experiments. For teachers or parents, you can teach your students or children about the complex molecular structure much easier than just from books. Powerful function---This model includes C, H, O, N, Br and other metals along with a set of single and double bonds, long bonds, long. Can be used in most high school and university chemistry or inorganic molecular structure models for experimental study. Orbital model set---The product includes an extra orbital model for advanced chemistry education. Additionally, the model improves practicality to link molecules. Therefore, it is an important part for students and children. Material: ABS Color: As shown Package contents: 86 x Model 153 x Link 1 x Link tool 1 x Plastic box Only the above package contents included, other items not included. Note: Light and different screens may cause the color of the object in the image to slightly differ from the actual product. The allowed measurement error is +/- 1-3 cm. Your satisfaction is our highest priority. We will provide you with the best service. If you find any issues after receiving the product, such as damage, incorrect quantity etc., please contact us immediately so we can give you the best solution!