Premium Material---The molecular model set is made of durable, safe, and non-toxic materials. It is wear-resistant, corrosion-resistant, and not easily damaged, designed to last for years. The models feature a high-gloss finish and smooth texture, ensuring long-term use without breakage. Product Feature---This organic chemistry model helps chemistry learners understand three-dimensional molecular structures in the microscopic world. It is an essential eonal tool to inspire children and students in their study of chemistry. Precise Chemistry Model---This comprehensive model set includes all necessary components for hands-on experimentation. For teachers and parents, it provides an effective way to teach students or children about complex molecular structures beyond textbook illustrations. Powerful Function---The set includes atoms for C, H, O, N, Br, and other elements, along with various single, double, and long bonds. It supports the construction of most organic and inorganic molecular structures used in high school and university chemistry studies. Electron Orbital Model Kits---The kit includes additional electron orbital models for advanced chemistry eon. It enhances practical understanding of molecular bonding and structure, making it an essential resource for students and children. Material: ABS Color: As Shown Package Contents: 86 x Atom Model 153 x Link 1 x Link Tool 1 x Plastic Box Note: Light shooting and different displays may cause slight color variations between the item and the image. Measurement may vary by +/- 1-3 cm. Only the above package content is included; other items are not part of this product.