Description: Human vertebral column spine model skeleton model for school teaching aid. All major features of each vertebra are shown in great detail including vertebrae nerve roots vertebral arteries subvertebral discs transverse processes and vertebral sections femurs. Demonstrate more clearly with a base. Quality PVC offers flexibility for display of natural vertebral column movements as well as pathologies of vertebral development. Good for school teaching learning and collectibles also will be a great addition to your lab supplies. Specification: Material: PVC Size Chart: 11x11x45CM/4.33x4.33x17.72inch Package Includes: 1 Piece Spine Model with Base Note: 1. This is not infant toy please take away from kids to avoid eating. 2. Please allow slightly error due to manual measurement. 3. Due to the difference between different monitors the picture may not reflect the actual color of the item. 4. Wish you a wonderful on-line shopping!