Life-size (approx. 85 cm or 29-34 inches) human vertebral column models with pelvis are educational, PVC-made, and often include features like spinal nerves, vertebral arteries, herniated discs, occipital bone, and sometimes femur heads. These, often mounted, models are designed for studying vertebral anatomy, spinal injuries, and for clinical or educational use. 

Key Features and Specifications:

• Structure: Includes the complete vertebral column (cervical, thoracic, lumbar), sacrum, coccyx, and pelvis.
• Dimensions: Roughly 85 cm (approx. 34 inches) or 29 inches tall.
• Materials: Durable, non-toxic PVC plastic, ideal for long-term use in classrooms or clinics.
• Advanced Features: Some models feature flexible, moveable joints, herniated discs, spinal cord, and nerve roots.
• Options: Options include femur head attachments (often for femur head model) and color-coded regions for easier learning.
• Accessories: Frequently mounted on a stand for stability.