3B Scientific A13/1 Plastic Super Human Skeleton Model SAM, 73.2 Inch Height All standard benefits of a 3B Scientific Skeleton Model, over 600 hand-numbered and identified details Hand-painted muscle origins and insertions, flexible joint ligaments. Close to the realistic weight of around 200 bones Flexible vertebral column, emerging spinal nerves and vertebral arteries Disc prolapse between L3 and L4; excellent price-performance ratio Three-year warranty, first-class natural cast made in Germany