[Size]: about 6*4cm [Weight]: 140 grams [Packing]: opp bag [Material]: PVC [Applicable age]: 3 months + Package List 8pcs Human Organ Cognitive Model Toy Due to the lighting effects and shooting angles, there is a color difference in the product, please understand.Due to manual measurement, there is a tolerance in the product size. 11. 3D model: Anatomy Toys Kids DIY Organ Structure Toys is a visual aid for children to learn the names, locations, sizes, and shapes of major organs. 22. Complete structure: Human anatomy playset includes the heart, large intestine, small intestine, lung, stomach, kidney, liver, and brain. The plush stuffed organ is removable and attached to the stomach. 33. Safe material: Human organ cognitive model toy is made of high-quality harmless PVC. 44. Size: about 6*4cm, a good classroom teaching aid, an interesting way of teaching anatomy, helping children understand what is inside the human body. 55. Children's anatomy toys: early education toys, kindergarten preschool special education teaching toys.