Welcome to our store! Product Description: This molecular model kit is made of environmentally friendly plastic, ensuring safety and durability. It is designed to stimulate children's interest in learning, improve their practical skills, and expand their spatial imagination. The kit consists of colored plastic spheres and connecting keys, with clear colors and excellent craftsmanship. It is user-friendly and can be easily assembled and disassembled. It serves as a teaching aid for inorganic/organic chemistry tutoring, allowing users to construct organic molecular structure models and spherical molecular structure models. It is widely applicable for describing the structure of various inorganic and organic molecules mentioned in chemistry textbooks. This molecular model kit is suitable for teaching purposes and laboratory use, enabling users to construct common and somewhat complex C-, H-, O-, N-, chemical organic molecular structure models. Item Details: - Material: PP - 18 x Black Atom - 4 x Red Atom - 3 x Sky Blue Atom - 1 x Purple Atom - 1 x Yellow Atom - 4 x Green Atom - 28 x White Atom - 1 x Small Wrench - 16 x Purple Connecting Key - 40 x White Connecting Key - 20 x White Scale Key 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the item, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.